The popover/sheet split reverses — settings fold into the Git tab, the widget stacks name over branch

The titlebar widget becomes a two-line identity block: the board glyph at
22pt spanning both lines, the title over the branch (git-mode only, smaller
and secondary), the em-dash retired. New Branch… returns to the switch menu
behind a divider, revealing an inline name field — the pre-split shape. The
board settings sheet retires whole: add-git and commit identity render
inline in the Git tab's postures (BoardGitSetup.swift), the availability
rule collapses into BoardGitSetupSection.resolve, and Board ▸ Board
Settings… leaves the menu bar. Where 07's remote/credential setup surfaces
land is deliberately left open — filed on the Redesign board.

Claude-Session: https://claude.ai/code/session_01SR4XGjmBE16ZUYWpfFHXwY
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### Git tab (settled 2026-08-07)
The pre-tab closing git section rehomed whole — **the daily face, and only that** (the 2026-07-31 popover/sheet split stands; a repository-facts dossier in the Info register was considered this session and declined — the popover's git surface is for operating, and per-item history is the card History section's). The postures (06-history-undo.md ▸ Rules; 12-editions.md) render one tab surface each, with the tab's own label doing the work the section's "Git" header used to:
The pre-tab closing git section rehomed whole — and, later the same day, **the retired settings sheet's contents with it**: this tab is where a board's repository is both operated and set up (a repository-facts dossier in the Info register was considered this session and declined — the popover's git surface is for operating, and per-item history is the card History section's). The postures (06-history-undo.md ▸ Rules; 12-editions.md) render one tab surface each, with the tab's own label doing the work the section's "Git" header used to:
- **No repository** → one caption stating the fact above the **Board Settings…** door — the header-plus-door posture blessed 2026-08-06, restated for a surface whose header is now the tab label; the door stands exactly where a user looking for git will look. *(Pivot 2026-08-07 — 12: this is every tier's posture now, and git stays opt-in per board: the door is an offer, never an auto-init.)*
- **Repo-nested** and **unverifiable** → their settled prose, no door (nothing setup-shaped can apply).
- **Git mode** → the branch display with the **switch picker**, the abnormal-state notes (paused, unreadable, switch failure — 06), and the **Board Settings…** door; on remote-backed boards, remote tracking (ahead/behind) with **Pull/Push** controls and the status badges (Authentication needed, queued pushes, last error — the badge points at the sheet, capture happens there) join as one more block under the branch controls (07-sync-collab.md's cards, unchanged by the rehome).
- **No repository** → one caption stating the fact, then **add-git** directly under it — the fact-then-offer posture blessed 2026-08-06, whose middle term was a **Board Settings…** door for the week the sheet existed *(amended 2026-08-07: the split reversed, so the offer is the control itself again)*. *(Pivot 2026-08-07 — 12: this is every tier's posture now, and git stays opt-in per board: the button is an offer, never an auto-init.)*
- **Repo-nested** and **unverifiable** → their settled prose, no action (nothing setup-shaped can apply).
- **Git mode** → the branch display with the **switch picker**, the abnormal-state notes (paused, unreadable, switch failure — 06), and a **Commit Identity** block under a heading VoiceOver navigates by *(rehomed 2026-08-07 from the sheet; withheld when the repository won't open, since writing an identity is a write into a repository the app can't open — the branch surface's own unreadable sentence stands alone there)*; on remote-backed boards, remote tracking (ahead/behind) with **Pull/Push** controls and the status badges (Authentication needed, queued pushes, last error) join as one more block under the branch controls (07-sync-collab.md's cards, whose own setup half needs a home now that the sheet is gone — open).
- **Free + inert `.git`** and **absent***retired by the 2026-08-07 pivot (12: git left the paywall)*: the Pro pointer described a gate that no longer exists, and with no free-only postures every board resolves one of the three families above, so the tab is always in the strip.
**A single-branch board's picker opens onto a disabled explanatory row** (ruled 2026-08-06, built with the tab): with creation relocated to the sheet, the menu holds only the *other* local branches, and an empty menu reads as broken — a disabled "No other branches" row teaches both why the menu is empty and where creation went. The Board Settings… row remains the popover's one setup affordance, shown only where the sheet is reachable; each control keeps exactly one home across popover and sheet.
**Branch creation is the switch menu's again** *(2026-08-07, reversing the 2026-07-31 relocation to the sheet)*: below the switch targets sits a divider and a **New Branch…** entry that reveals an inline name field with Create under the branch row — the shape creation had before the split, restored when the sheet retired. Escape steps outward one layer per press (a dirty field clears, an empty one closes the reveal, then the popover dismisses); create-and-switch runs 06's identical settle sequence, and its failures answer at the section's own caption.
The window-title widget opens the **board popover** — the one board-level surface. Its header hosts, on every board:
**A single-branch board's picker opens onto a disabled explanatory row** (ruled 2026-08-06, built with the tab): the menu's upper half holds only the *other* local branches, and an unexplained gap above the divider reads as a menu that lost something — a disabled "No other branches" row says why there is nothing to pick. *(Amended 2026-08-07: the row taught a second thing while creation lived in the sheet — that creation was no longer here — and that half retires with the reveal's return.)* The popover is now the one configuration home; each control keeps exactly one home within it.
The window-title widget opens the **board popover** — the one board-level surface. **The widget is a two-line identity block** (reworked 2026-08-07): the board's glyph at roughly double its drawn text height, sized to span both lines, beside a stack whose first line is the board's name (titlebar weight, the string the window title would show) and whose second — **git-mode boards only** — is the current branch, smaller and secondary; then the disclosure chevron. It was one line reading `glyph Name — branch ⌄`, and the em-dash retired with the rework: a separator was doing a hierarchy's job, and the branch was competing for width with the name it qualifies. Both lines truncate at the tail inside the widget's 400pt cap; a board with no branch is the same block with one line, centered against the same glyph. Its header hosts, on every board:
- **Board rename** (settled: this function stays in-app, unlike the pathfinder which dropped it with the inspector). Rename edits the board's frontmatter `title` only — the folder is never renamed by the app; the Finder document name is Finder's to change (01-storage-format.md's board-naming rule). A foreign rename landing while the popover is open resyncs the field from the snapshot only while the field is unfocused — a focused field keeps the user's keystrokes, the dirty-buffer courtesy applied here (settled).
- **The board glyph** — the symbol picker with its tint row beside the rename field owns the board's `icon`/`iconColor` (Styling ▸ Controls above); manual board styling beyond the glyph is Style… ⌥⌘S with nothing selected, and the Theme tab owns the preset backgrounds.
## Board settings sheet
## Board settings sheet — RETIRED 2026-08-07
**The surface is gone, and the 2026-07-31 popover/sheet split with it.** The split's promise was one home per control across two committed surfaces; a week of it showed the cost — setup a user could only reach through a door, a second surface whose existence had to be validated before either door could point at it, and a menu command that did nothing but open it. So the popover is the board's **one configuration home** again: **add-git** and **commit identity** render inline in the Git tab's postures (▸ Git tab above), **branch creation** went back into the switch menu's New Branch… reveal, the sheet's **availability rule** retires with the surface it gated, and **Board ▸ Board Settings…** leaves the menu bar (11-command-nexus.md). Board Info ⌘I is the door to all of it. The mechanical arguments the split rested on stand as *unfinished business*, not as a case for the sheet: 07-sync-collab.md's credential and SSH surfaces still want confirmation alerts, inline network probes and drag-in key import, and where those live is that card's to rule — the popover is not obviously wrong for them (an alert can present over it), but nothing here decides it.
The retired ruling, kept for its reasoning:
**The setup home** (ruled 2026-07-31 — the popover/sheet split, 04-interactions.md's configuration carve-out): a board-scoped, titled, sectioned sheet on the board window, opened from the popover's Board Settings… row and from Board ▸ Board Settings… (11-command-nexus.md). It hosts everything setup-shaped: **add-git** (mode none; opt-in init — 06), **add/change remote** with the inline verify probe (07 ▸ Setup verifies right there), **credentials** — HTTPS username/token fields and the whole SSH surface (machine key Copy + Verify, key import by paste or **drag** — the sheet's stable frame is part of why it exists — the per-host key picker, unreferenced-import removal, confirm-gated machine-key regeneration), the TOFU first-connect confirm and mismatch block, **commit identity** name/email (06 — the visibility-scoped 2 s config re-read rides with the fields), **branch creation** (switching stays in the popover; create-and-switch runs 06's identical settle sequence from here), and **push-on-commit**. The mechanics that forced the split live comfortably here: confirmation alerts present over the sheet without dismissing the flow that owns them, network probes and their spinners survive focus changes, and typed-but-unverified credentials are never discarded by a stray click. Under the read-only lock the sheet's mutating controls disable in place (the Style-popover rule); every control is Tab-reachable and labeled (10-accessibility.md). Each control has exactly one home — the popover never duplicates a sheet control, the sheet never hosts the daily surface.
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- **⌥⌘↑/⌥⌘↓ sort within the lane** (the move-vs-jump question, resettled: *card* moves live on the ⌥⌘ chord, joining ⌥⌘←/⌥⌘→ lane width in a "⌥⌘ modifies" family; plain ⌥-arrows stay jumps; plain ⌘↑/⌘↓ are unassigned): the selected card(s) move one position within the lane — logical `order`, across interior masonry columns (10-accessibility.md's logical-order rule). A non-contiguous multi-selection **gathers on the first press**: the cards collect into a contiguous block anchored at the first selected card (first = lowest logical order; the rest follow in preserved relative order), and subsequent presses move the block one position. **Cards never change lanes by ⌘-arrow** (settled): inter-lane movement is drag or Cut/Paste (the clipboard rules above), so ⌥⌘↑/⌥⌘↓ disable when a card selection spans lanes and ⌘←/⌘→ are inert on card selections. With a **lane** selected, ⌘←/⌘→ move the lane one slot — closing 10-accessibility.md's lane-move defect — and ⌥⌘↑/⌥⌘↓ are inert.
- **⌫/⌘⌫ delete** (resettled 2026-07-28; lanes rejoined 2026-07-29): on cards *and lanes*, a move into the trash (`.trash/`, top position — 03-board-ui.md; a lane travels subtree-intact, `kind: lane` stamped when absent, no dialog — recoverable now, so nothing needs confirming); on a **trash** selection the same chord deletes **permanently** (one Delete vocabulary, staged by place — confirmation per 03's recoverability rule, a lane's alert counting its cards, a mixed trash selection's alert counting both kinds). Selection moves to the deleted item's successor sibling, Finder-style (next card in the lane, next lane on the board; the last sibling's predecessor otherwise; empty container = nothing selected) — repeated ⌫ walks down a lane. **In the trash the successor walk is kind-blind** (ruled 2026-07-31): the next row of either kind, in the same all-rows order plain arrows walk — a successor is a fresh singleton selection, so the landing violates no grammar, and repeated ⌘⌫ empties a mixed trash without dead-ends, each delete confirm-gated per its kind. Deliberate deletes pick a successor; *external* vanishing never does (02-architecture.md's reload-survival rule: the selection just shrinks). **Put Back is retired with the tombstone model** (resettled 2026-07-28): File ▸ Delete is the chord's only owner — no twin menu items, no shared-equivalent routing; restore is drag-out or ⌘X/⌘V (The trash below). Plain ⌫ performs the same delete as fixed grammar (see Grammar above) — there is no Edit ▸ Delete item, so the two Delete-titled homes never collide for title-matched remapping.
- **Select All**: all visible cards on the board — filter-respecting, like every surface (Search below). **On the active trash side it selects the trash** (resettled 2026-07-28): with the trash visible and a non-empty trash selection, Select All selects all visible trash cards; in every other state, all visible live cards — the container boundary decides which "all" is meant (The trash below).
- **The contract's one carve-out is configuration** (settled; containers re-ruled 2026-07-31 — the popover/sheet split): form-like configuration keeps exactly one home per control, split by weight across two committed homes. The **board popover** is the light surface — rename, styling, branch display and *switching*, ahead/behind with Pull/Push, the status badges; its keyboard path is Board Info (⌘I) plus Tab-reachable controls. **Setup lives in the board settings sheet** (03-board-ui.md ▸ Board settings sheet) — add git, add/change remote, credentials and the SSH surface, commit identity, branch *creation*, push-on-commit; its keyboard path is Board ▸ Board Settings… (11-command-nexus.md) plus Tab-reachable controls (10-accessibility.md's Full Keyboard Access). The split's reasons are mechanical, not aesthetic: setup flows fire confirmation alerts, run inline network probes, and accept drag-in key import acts that need a surface a stray click can't dismiss. Recurring remote *operations* stay under the contract: Board ▸ Pull and Board ▸ Push are menu items (no default chord, remappable; validation enables them only on remote-backed boards — 07-sync-collab.md).
- **The contract's one carve-out is configuration** (settled; containers re-ruled 2026-07-31 — the popover/sheet split — and **re-ruled back 2026-08-07**): form-like configuration keeps exactly one home per control, and that home is the **board popover** — rename, styling, branch display and *switching*, branch *creation*, add git, commit identity, ahead/behind with Pull/Push, the status badges; its keyboard path is Board Info (⌘I) plus Tab-reachable controls (10-accessibility.md's Full Keyboard Access). *(For a week, setup lived in a board settings sheet reached by Board ▸ Board Settings…; the split's mechanical argument — setup flows fire confirmation alerts, run inline network probes, and accept drag-in key import, acts that want a surface a stray click can't dismiss — did not survive the cost of a second validated surface for controls a user could otherwise reach directly. 03-board-ui.md ▸ Board settings sheet carries the retirement, and 07-sync-collab.md's credential and SSH surfaces are where the argument gets its next hearing.)* Recurring remote *operations* stay under the contract: Board ▸ Pull and Board ▸ Push are menu items (no default chord, remappable; validation enables them only on remote-backed boards — 07-sync-collab.md).
- **⌘N target rule** (settled): with a card selected, the new card is created in that card's lane, immediately after it (paste-anchor consistency); with a lane selected, appended at its bottom (Return consistency); **a multi-selection anchors at its last member in flatten order** (settled — lane `order`, then card `order`, the multi-drag order; the same anchor serves paste): creation follows the last selected card, or appends to the last selected lane; the lane header's new-card button **overrides this rule** — the click names its target lane, selection notwithstanding (11-command-nexus.md ▸ Pointer grammar); with nothing selected — or a **trash** selection, which never anchors creation — the **last-active lane** — the lane that most recently held selection or a creation in this window session — falling back to the first lane. Title editor focused; same placeholder/abandon semantics as Return-creation. **Zero-lane board** (hand-made, or every lane deleted): card creation and card paste have no target — New Card, Return-creation, and Paste with a *card* payload disable via menu validation until a lane exists. New Lane (⇧⌘N) is one way in; Paste with a **lane** payload is the other — it stays enabled and lands at the board's right end (the lane-paste rule above), so cross-board structure transfer never needs a lane to exist first.
### The trash, keyboard-first (resettled 2026-07-28 — the materialized trash)
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**Tier scope: every tier** (Pivot 2026-08-07 — 12-editions.md: git left the paywall; this line formerly scoped the doc to Lanework Pro, with the free tier shipping mode:none only over the now-retired inert-`.git` posture). This doc is the git HistoryProvider, composed on git-mode boards in every tier; boards without app-managed git bind macOS-native undo (13-native-undo.md). The Undo routing section below was always tier-independent — both substrates dispatch through it.
Git is the undo substrate — on boards that have git. **Git is opt-in per board (a pivot from the pathfinder, which auto-initialized every board): a board may be created without git, and git can be added later** (via the board settings sheet — 03-board-ui.md; see 07-sync-collab.md's mode progression). A board without app-managed git binds the **native undo stack in every tier** — repo-nested included (re-ruled 2026-07-31, twice — the provider follows the board, 13-native-undo.md; formerly no-undo under Pro, which made upgrading remove undo from mode-none boards, and the repo-nested no-undo residue retired the same day: the native stack touches no git, so leave-strictly-alone is untouched and no board lacks ⌘Z). (Text editors keep their standard typing undo everywhere; see Undo routing below.) Deletes — card or lane — are recoverable on every board via the materialized trash (03-board-ui.md). Add-git swaps native → git mid-session, discarding the in-session native stack and seeding the git trail — the branch-switch discard-and-reseed precedent. On git-enabled boards, every settled change auto-commits; those mechanics are carried over from the pathfinder with their hard rules intact.
Git is the undo substrate — on boards that have git. **Git is opt-in per board (a pivot from the pathfinder, which auto-initialized every board): a board may be created without git, and git can be added later** (via the board popover's Git tab — 03-board-ui.md; see 07-sync-collab.md's mode progression). A board without app-managed git binds the **native undo stack in every tier** — repo-nested included (re-ruled 2026-07-31, twice — the provider follows the board, 13-native-undo.md; formerly no-undo under Pro, which made upgrading remove undo from mode-none boards, and the repo-nested no-undo residue retired the same day: the native stack touches no git, so leave-strictly-alone is untouched and no board lacks ⌘Z). (Text editors keep their standard typing undo everywhere; see Undo routing below.) Deletes — card or lane — are recoverable on every board via the materialized trash (03-board-ui.md). Add-git swaps native → git mid-session, discarding the in-session native stack and seeding the git trail — the branch-switch discard-and-reseed precedent. On git-enabled boards, every settled change auto-commits; those mechanics are carried over from the pathfinder with their hard rules intact.
## Rules
- **Opt-in init**: adding git to a board initializes a local repo at the board root. Bundled libgit2 — no git install required. No silent auto-init, ever. **The initial branch is `main`** (blessed 2026-07-31): the host's `init.defaultBranch` lives in config layers the sandbox can't read, so add-git sets it deterministically — git's modern default, the pathfinder's choice.
- **Adoption**: a board whose root already contains `.git` opens **in git mode, silently** — adoption is not init. The no-silent-auto-init rule forbids *creating* a repository the user didn't ask for; recognizing one that exists is the opposite of that: the repo's presence *is* the opt-in (someone ran `git init` or `git clone`), and this is the primary way a second machine joins a shared board — clone in a terminal, open in the app (07-sync-collab.md's second entry arrow). All git-mode behavior applies from the first open: auto-commit, undo reseeded from the existing HEAD's first-parent ancestry, remote tracking if a remote is configured.
- **Detection is nearest-`.git`-wins**, checked at every board open: `.git` at the board root → git mode (adoption above); no `.git` at the root but one at any ancestor → repo-nested (below); neither → mode none. **Denial is not absence** (ruled 2026-07-31): the ancestor walk crosses paths above the board's sandbox grant, and a check the sandbox *refuses* (EACCES/EPERM) must never read as "no repo there" — detection distinguishes **clean none** (every ancestor answered not-found) from **unverifiable** (a check was denied); add-git is offered only on clean none, and unverifiable takes the repo-nested posture (conservative — the popover explains rather than offers). As hardening, add-git's create re-runs full detection and refuses unless it reads clean none, so the forbidden nested init is impossible even on a raced or stale read. Whether the shipped sandbox actually denies ancestor stats is an open empirical question (manual-verification list: a board deep inside an ungranted repo, and an ordinary board under an ungranted parent) — if it denies everywhere, every board would read unverifiable and this posture needs a data-informed revisit. A board can therefore change mode between opens (e.g. the user ran `git init` in a terminal) — the app just reflects what it finds. **Open-time only, deliberately — for *discovery***: a `git init` under an open mode-none board takes effect at the next open — the running session keeps its mode, and the watcher does not scan for `.git` appearing (no mid-session mode flips from watching; stated here so it isn't rediscovered as a bug). The one deliberate mid-session transition is the app's own **add-git** (Opt-in init above): clicking it flips the open board into git mode immediately — the settings sheet flows straight into the git sections, the first auto-commit follows — the rule forbids *discovered* flips, never commanded ones.
- **Detection is nearest-`.git`-wins**, checked at every board open: `.git` at the board root → git mode (adoption above); no `.git` at the root but one at any ancestor → repo-nested (below); neither → mode none. **Denial is not absence** (ruled 2026-07-31): the ancestor walk crosses paths above the board's sandbox grant, and a check the sandbox *refuses* (EACCES/EPERM) must never read as "no repo there" — detection distinguishes **clean none** (every ancestor answered not-found) from **unverifiable** (a check was denied); add-git is offered only on clean none, and unverifiable takes the repo-nested posture (conservative — the popover explains rather than offers). As hardening, add-git's create re-runs full detection and refuses unless it reads clean none, so the forbidden nested init is impossible even on a raced or stale read. Whether the shipped sandbox actually denies ancestor stats is an open empirical question (manual-verification list: a board deep inside an ungranted repo, and an ordinary board under an ungranted parent) — if it denies everywhere, every board would read unverifiable and this posture needs a data-informed revisit. A board can therefore change mode between opens (e.g. the user ran `git init` in a terminal) — the app just reflects what it finds. **Open-time only, deliberately — for *discovery***: a `git init` under an open mode-none board takes effect at the next open — the running session keeps its mode, and the watcher does not scan for `.git` appearing (no mid-session mode flips from watching; stated here so it isn't rediscovered as a bug). The one deliberate mid-session transition is the app's own **add-git** (Opt-in init above): clicking it flips the open board into git mode immediately — the tab flows straight from the add-git offer into the git-mode posture, the first auto-commit follows — the rule forbids *discovered* flips, never commanded ones.
- **A `.git` that isn't a valid repository still reads as git mode — and fails loudly** (ruled 2026-07-31): detection is presence-shaped (any root `.git` entry, directory or worktree/submodule pointer file), so a corrupt or unopenable repo never falls to mode none — Add Git is never offered against an existing `.git`, whatever its condition (init into a repairable repo is exactly the never-mutate hazard). The board itself loads and edits normally — files are the board — but the failure is **loud**: a standing breakage-class banner at detection ("This board's git repository can't be read — history is paused; Lanework leaves the repository untouched"), announced per 10-accessibility.md, with the whole git surface paused (the abnormal-states posture below) and the popover's git section naming the state; the banner clears when a later open or reload finds the repo readable. Never a silent placeholder discovered only in the popover.
- **Abnormal repo states** (settled; adoption never assumes a tidy clone): an **unborn HEAD** (`git init`, no commits yet) is normal git mode — the first auto-commit creates the root commit on the branch HEAD names, and the undo trail simply starts empty. **The root commit has its own subject** (settled): whenever the app creates a repo's first commit — immediately on the app's own add-git (init doesn't wait for the debounce; the board is protected from the moment git exists), or at the first settled change on an adopted unborn repo — it commits the whole tree as **"Initial board state"**, never a folded diff-from-empty: there is no last-committed snapshot to diff against, and forty Adds would bury the event. **The root commit is never split and is user-authored** (blessed 2026-07-31): it is a baseline, not a change-set — the event it records is the user's act of putting the board under git, adopted unborn repos' unwitnessed files included. A **detached HEAD**, or an **in-progress merge/rebase/cherry-pick** left by outside-the-app git (`MERGE_HEAD`, `rebase-merge`/`rebase-apply`, `CHERRY_PICK_HEAD` — pause states that load fine on a clean tree and are otherwise invisible), instead **pauses the git surface honestly — the *whole* surface, remote half included** (settled): auto-commit holds (the auth-pause posture, 07-sync-collab.md — pause, badge, explain, never hammer), Undo/Redo and the branch controls disable, **and Pull, Push, and push-on-commit hold with them** — with auto-commit held, 07's clean-tree-by-pull-time invariant is false, and a pull's rebase (or a rejected push's fetch→rebase→push) would run against a dirty tree carrying uncommitted edits, precisely what flush-before-overwrite exists to prevent; the ahead/behind badge keeps counting (a fetch is a read), and the popover's git section names the state plainly ("HEAD is detached — commits would belong to no branch"; "a merge is in progress") and says resolving it belongs to the tool that created it. Edits keep landing on disk — files are the board — and commit as one settled batch when the state clears. The app **never mutates repo state it didn't create** (no auto branch-at-HEAD, no `merge --abort`); the check runs at open and again before every flush — and, because a terminal's cleanup moves only files under `.git`, which the watcher never delivers, **a standing pause re-reads the repository state every 15 s** (blessed 2026-07-31; injectable cadence, only while paused, a handful of stats — not a retry, nothing is attempted) — so finishing the operation in a terminal resumes the pipeline without ceremony. **The one exemption is the app's own leftovers** (settled): every bracketed operation stamps its intent app-side (per-board registry) before touching the repo, so an interrupted app-run rebase or checkout is recognizable as Lanework's — finding a pause state with a matching stamp, the app **aborts its own unfinished operation** to restore the pre-operation state and says so via banner ("a branch switch was interrupted — the previous state is restored"), then clears the stamp — **on success only; a failed abort keeps the stamp** (blessed 2026-07-31): the stamp is the sole evidence the leftover is the app's, and clearing it on failure would demote the leftover to somebody-else's forever — the pause would then send the user to "the tool that created it," which was this app. Kept, the next open or paused-state re-read recognizes it and retries; recovery converges instead of orphaning. Abort discards nothing: fetched commits stay fetched, local commits are restored — the rebase's own no-loss accounting. Without a matching stamp the leftover is outside git's, and the pause-and-defer stance above holds unchanged.
- **Boards nested inside an existing repository are left strictly alone** — git cannot be added to them (no nested repo, no commits into the user's repo), so they get **no app-managed history — while the native session stack still serves ⌘Z there in every tier** (re-ruled 2026-07-31, retiring the old no-undo residue: 13's stack is memory-only and journal-free, so self-containment holds; what repo-nested denies is git, never undo). The board popover's git section must say so honestly: not a hidden "add git" but a short explanation ("this board lives inside a repository; Lanework leaves it to that repository") — the option is absent because it *can't* apply, and the UI should teach that rather than look broken.
@@ -21,11 +21,11 @@ Git is the undo substrate — on boards that have git. **Git is opt-in per board
- **Undo survives relaunch**: the undo stack reseeds from HEAD's first-parent ancestry on load; redo starts empty. In-session it behaves as classic dual stacks; after relaunch, past restore commits reappear as ordinary undoable steps. Deliberate: no sidecar state, nothing ever lost. Interaction with pull (07-sync-collab.md): a pull rebases unpushed local commits, so the in-session stack must remap onto the rewritten commits — the pre-rebase hashes are orphaned. A pleasant consequence of the reseed rule: the fetched remote commits sit in HEAD's first-parent ancestry, so after the next relaunch remote work becomes ordinary undoable steps too.
- **Heal commits are transparent to undo, in-session** (ruled 2026-07-29): heal-class commits — their paths known by the Writer's heal-marked receipts (Commit messages below) — never become undo steps: the stack pointer passes over them, and a restore materializing an older target **excludes paths whose divergence is heal work**, so a ⌘Z run never reverts a repair and never summons the scheduler (reverting one would re-arm the memo on the recreated defect signature, land a fresh heal commit, and — redo cleared — trap the run on an ever-renewing top; transparency dissolves the trap instead of suppressing the healer). The in-session qualifier is honest: receipts live in memory and the reseed is deliberately sidecar-free, so after relaunch old heal commits reappear as ordinary steps — undoing one recreates its defect and the scheduler re-heals within a reload, restore commit plus fresh heal commit, notice included. That **residual bounce is accepted family-wide** — the agent-guide quirk (Agent collaboration below) generalized to the relocation, the legacy migration, the displacement, and the remint — and it is **self-limiting to one bounce**: the fresh heal commit is in-session, transparent, and the undo run continues past it. Redo is symmetric.
- **Undo is board-local.** A cross-board move-out undone at the source resurrects the card even though it lives on in the destination — per-board histories cannot and must not mutate other boards. The resulting same-UUID fork across boards is legitimate (boards are independent identity namespaces); if the two ever meet through a move-in, the import boundary remints the arrival (01-storage-format.md's identity lifecycle).
- The git surface splits across the **board popover** and the **board settings sheet** (03-board-ui.md; the 2026-07-31 popover/sheet split): the popover carries the daily face — branch/source display, the switch picker, posture lines — alongside board rename and styling; the sheet carries setup — add-git, branch creation, the commit-identity name/email fields (see Interaction with external writers below), remote and credentials (07).
- The git surface is the **board popover's Git tab**, whole (03-board-ui.md): branch/source display, the switch picker with its New Branch… reveal, the posture lines, add-git, and the commit-identity name/email fields (see Interaction with external writers below), alongside board rename and styling in the popover's other tabs. *(Amended 2026-08-07 — the 2026-07-31 popover/sheet split is reversed: setup lived in a board settings sheet for a week, and that surface retired with its menu command; 03 ▸ Board settings sheet carries the reasoning. Remote and credentials — 07 — need a home ruled on that card.)*
## Undo routing
**Routing is by focus** — the platform's first-responder rule, its own section because two undo systems coexist and four docs cite the rule. While a text-editing surface is focused (card title field, body Edit mode, raw source, board inline rename), ⌘Z/⇧⌘Z are that editor's own **text undo** — standard, transient, session-scoped: leaving the editor (mode flip, focus loss, close) ends the session, and from then on that content's undo story is the git trail. Text undo works on **every** board — and since the 2026-07-31 repo-nested re-ruling, so does board-level undo: every board binds a provider (native or git), so "no undo" is no longer a state any board is in. **Control-class text fields route the same way** (settled): the search field (04-interactions.md ▸ Search), the popover's rename field, and the settings sheet's text fields (commit identity, credentials, remote URL) own ⌘Z/⇧⌘Z as field-local text undo while focused — "board menu commands stay enabled" never hands Edit ▸ Undo to git while a text-bearing control has focus; a reflexive undo over a typo must never become a tree checkout. With focus outside every text-bearing surface — editor or control — Edit ▸ Undo/Redo are, **in a card window, that window's own session stack** (13-native-undo.md's two-level model, re-ruled 2026-07-31 — fine-grained window gestures, both tiers; the coarse close unit is the tier-split: one native board step, or one commit), and on board surfaces board history — the board's bound provider, git or native (every board binds one since 2026-07-31; disabling is locks and empty stacks). **No fall-through**: exhausting a focused editor's — or the window's — stack beeps; it never reaches board history.
**Routing is by focus** — the platform's first-responder rule, its own section because two undo systems coexist and four docs cite the rule. While a text-editing surface is focused (card title field, body Edit mode, raw source, board inline rename), ⌘Z/⇧⌘Z are that editor's own **text undo** — standard, transient, session-scoped: leaving the editor (mode flip, focus loss, close) ends the session, and from then on that content's undo story is the git trail. Text undo works on **every** board — and since the 2026-07-31 repo-nested re-ruling, so does board-level undo: every board binds a provider (native or git), so "no undo" is no longer a state any board is in. **Control-class text fields route the same way** (settled): the search field (04-interactions.md ▸ Search), the popover's rename field, and the popover's own configuration fields (commit identity, the New Branch… name, and 07's credentials and remote URL when they land) own ⌘Z/⇧⌘Z as field-local text undo while focused — "board menu commands stay enabled" never hands Edit ▸ Undo to git while a text-bearing control has focus; a reflexive undo over a typo must never become a tree checkout. With focus outside every text-bearing surface — editor or control — Edit ▸ Undo/Redo are, **in a card window, that window's own session stack** (13-native-undo.md's two-level model, re-ruled 2026-07-31 — fine-grained window gestures, both tiers; the coarse close unit is the tier-split: one native board step, or one commit), and on board surfaces board history — the board's bound provider, git or native (every board binds one since 2026-07-31; disabling is locks and empty stacks). **No fall-through**: exhausting a focused editor's — or the window's — stack beeps; it never reaches board history.
## Commit messages
@@ -46,9 +46,9 @@ The pathfinder's message engine carries over as the model — it is what earns t
## Branch switching
Switching a branch from the popover's picker (or creating-and-switching from the settings sheet the 2026-07-31 split) — **create-and-switch runs the identical settle → flush → stamp → switch sequence, no at-HEAD fast path** (blessed 2026-07-31): "creating at HEAD can't change the tree" fails as a proof under concurrent writers (a foreign commit can land between the check and the create), and flushing pending work onto the branch it was made on is the honest cadence regardless — the occasional save-or-discard beat on a create buys one sequence with no special case:
Switching a branch from the popover's picker, or creating-and-switching from the **New Branch…** reveal behind that picker's divider (03-board-ui.md ▸ Git tab; the field moved to the settings sheet with the 2026-07-31 split and came back with the 2026-08-07 reversal, the sequence untouched by either move) — **create-and-switch runs the identical settle → flush → stamp → switch sequence, no at-HEAD fast path** (blessed 2026-07-31): "creating at HEAD can't change the tree" fails as a proof under concurrent writers (a foreign commit can land between the check and the create), and flushing pending work onto the branch it was made on is the honest cadence regardless — the occasional save-or-discard beat on a create buys one sequence with no special case:
- **Settle the editors first — explicitly, never silently.** Branch switch neither silently commits nor silently abandons an open card-body Edit session: if any open card window has one (unsaved keystrokes, or on-disk ~700 ms saves the session hasn't committed — the mid-session state Auto-commit above deliberately leaves uncommitted), the switch presents a **save-or-discard step**: **Save All** ends every session with its normal commit (each card's Edit→Preview flip), **Discard** reverts buffers and uncommitted saves to HEAD, **Cancel** keeps the current branch and the sessions. **Open raw-source buffers are settled by the same step** (settled — an unsettled raw buffer is the worse hazard: its Apply later writes the *entire* pre-switch `index.md` byte-for-byte onto the new branch's card): Save All *applies* each raw buffer — and since Apply validates, a buffer that fails validation cancels the whole switch with focus on the offending window, nothing half-switched; Discard exits raw source without writing; Cancel keeps everything. External checkouts the app can't gate are the accepted last-writer-wins case, same as the Edit buffer (05-card-window.md's dirty-buffer rule; on git boards the overwritten version is a commit, one revert away). Silently flushing the commit alone would be wrong twice over: the tree can be clean precisely because a save hasn't landed, and a later debounced save would write old-branch text onto the new branch's card. With sessions settled, the pending auto-commit flushes (flush-before-overwrite above) and checkout runs on a truly settled tree: it cannot fail dirty, and no in-flight work is lost or dragged across branches. **The settle also clears each open card window's fine undo stack** (ruled 2026-07-31): pre-switch steps describe the branch being left — Save All and Discard alike end with every window's stack empty, the board-stack discard-and-reseed precedent one level down; the windows stay open, following their cards onto the new branch with fresh stacks. **The flush is Save-All-shaped** (blessed 2026-07-31): after Discard, the session's reverted bytes are *reconciled, never flushed* — the pending window for that folder drops, since disk again agrees with HEAD and committing the discarded saves would betray the button; pending changes elsewhere on the board still flush normally. (Inline title editors need no step of their own: reaching the popover's picker or the sheet's create control commits them — click-away commits, and board-scoped commands disable while one is focused — 04-interactions.md ▸ Grammar.)
- **Settle the editors first — explicitly, never silently.** Branch switch neither silently commits nor silently abandons an open card-body Edit session: if any open card window has one (unsaved keystrokes, or on-disk ~700 ms saves the session hasn't committed — the mid-session state Auto-commit above deliberately leaves uncommitted), the switch presents a **save-or-discard step**: **Save All** ends every session with its normal commit (each card's Edit→Preview flip), **Discard** reverts buffers and uncommitted saves to HEAD, **Cancel** keeps the current branch and the sessions. **Open raw-source buffers are settled by the same step** (settled — an unsettled raw buffer is the worse hazard: its Apply later writes the *entire* pre-switch `index.md` byte-for-byte onto the new branch's card): Save All *applies* each raw buffer — and since Apply validates, a buffer that fails validation cancels the whole switch with focus on the offending window, nothing half-switched; Discard exits raw source without writing; Cancel keeps everything. External checkouts the app can't gate are the accepted last-writer-wins case, same as the Edit buffer (05-card-window.md's dirty-buffer rule; on git boards the overwritten version is a commit, one revert away). Silently flushing the commit alone would be wrong twice over: the tree can be clean precisely because a save hasn't landed, and a later debounced save would write old-branch text onto the new branch's card. With sessions settled, the pending auto-commit flushes (flush-before-overwrite above) and checkout runs on a truly settled tree: it cannot fail dirty, and no in-flight work is lost or dragged across branches. **The settle also clears each open card window's fine undo stack** (ruled 2026-07-31): pre-switch steps describe the branch being left — Save All and Discard alike end with every window's stack empty, the board-stack discard-and-reseed precedent one level down; the windows stay open, following their cards onto the new branch with fresh stacks. **The flush is Save-All-shaped** (blessed 2026-07-31): after Discard, the session's reverted bytes are *reconciled, never flushed* — the pending window for that folder drops, since disk again agrees with HEAD and committing the discarded saves would betray the button; pending changes elsewhere on the board still flush normally. (Inline title editors need no step of their own: reaching the popover's picker or its New Branch… field commits them — click-away commits, and board-scoped commands disable while one is focused — 04-interactions.md ▸ Grammar.)
- **The undo/redo stack does not survive a switch.** It is discarded and reseeded from the new HEAD's first-parent ancestry — the relaunch rule applied at switch time; redo starts empty. (Replaying a restore commit from the previous branch onto the new one would be wrong.)
- **Everything remote-facing tracks the current branch**: ahead/behind, Pull/Push, and push-on-commit all operate against the current branch's upstream. On a branch with no upstream yet, the first push — manual or push-on-commit — **creates it on the remote quietly** (`push -u` semantics): creating a remote branch is non-destructive, and quiet is consistent with push-failures-never-nag (07-sync-collab.md). Genuine failures queue with the badge as usual.
- The switch itself is bracketed (02-architecture.md): watcher suspended, one full reload at the end. If that final reload fails, the board locks read-only until a successful reload — see 02's live-reload resilience; the on-screen snapshot is from the previous branch and must not be edited over the new one.
@@ -59,13 +59,13 @@ Agent and hand edits arrive through the watcher like any change and get auto-com
**Commit attribution is structural, not just a message convention.** The Writer/echo machinery (the **EchoLedger** — 02-architecture.md ▸ Components, where its matching rule and race cases are settled) lets the auto-committer classify every observed change, per file, as **app-mediated** (the user acting through the app) or **foreign** (anything else). User-driven commits carry the user's git identity; foreign changes are committed under the pinned synthetic author **`Lanework External <[email protected]>`** — so any git client can filter, log, and blame by origin. **The committer field is always the user's identity** (blessed 2026-07-31 — git's own `am`/cherry-pick convention: author = whose change, committer = who recorded it): every commit the app makes, foreign-authored included, records the user's app as its committer. The strings are API (users script against them; the `.invalid` TLD honestly marks a non-routable synthetic identity) — they change with the deliberateness of a schema change.
**Where the user's git identity comes from** (no git install is assumed, and the sandbox doesn't read `~/.gitconfig` — honest limits, not bugs): **repo-local `.git/config` wins when present** — standard git semantics, readable in-sandbox because it lives under the board root, and the natural state of adopted/cloned boards. The board settings sheet's identity section (03-board-ui.md — the 2026-07-31 split moved the fields out of the popover) exposes name/email fields that **write that repo-local config** — the setting *is* the file, portable to any git client, per-board by nature (work and personal boards can differ). **The fields re-read the config at 2 s while the sheet is visible** (blessed 2026-07-31): the watcher never delivers `.git`, so no board event can carry a terminal-side config edit — the unfocused-resync courtesy needs its own signal, and a visibility-scoped poll is the 15 s paused-state re-read's shape at sheet cadence (a focused field keeps its keystrokes; dismissing the sheet stops the poll). **Writes append, reads take the last** (blessed 2026-07-31): the writer appends a plain `[user]` section and never edits existing sections or `[user "…"]` subsections (their semantics are tool-specific); the reader — like git itself — takes the last plain-section value, which is exactly what an append produces. The asymmetry lets the write always win without the writer ever reformatting what it didn't create — the frontmatter engine's never-reformat instinct applied to git config; the worst case is a slightly redundant file git reads correctly. A write whose keys already read back at their target values is skipped whole, so revisiting the sheet never grows the file. **Clearing a key is the one sanctioned in-place edit** (ruled 2026-08-06): an empty field means "no repo-local opinion", and the config format spells absence one way only — the key not being there. The append-shaped alternative, an empty `email =` line, is an opinion in the wrong direction: a repo-level empty value *overrides* the user's global `~/.gitconfig` in their own terminal and fails their commits with git's empty-ident error. So a clear deletes every plain-section line for that key — deleting fewer than all of them changes nothing under last-wins — and drops any plain `[user]` header left with no keys under it; clearing both fields leaves the file with no plain-section identity at all, the state a never-configured repo is in. Subsections stay untouchable in both directions. Absent repo config, the **derived default** applies: the macOS account's full name plus `shortname@hostname` — git's own no-config fallback shape, zero ceremony. Commits pushed to a forge under the derived email won't link to a forge account; the sheet's identity fields are the fix when that matters. **The derived default is passed as an explicit per-commit signature, never written into repo config** (ruled 2026-07-31 — the signature-capable commit path gates the pro-m1 ship): repo config is the record of the user's popover edits and of adopted repos' own state, and an app-written identity there would outrank the user's global `~/.gitconfig` for their *own terminal commits* in that board. The build-time interim that materializes identity into a fresh repo's `.git/config` (SwiftGitX 0.4.0's signatureless commit + the sandbox's unreadable global config) is tolerated in-tree during pro-m1 construction and must die before release — the attribution rules above (per-commit author variation) require explicit signatures anyway. A debounce window containing both kinds is **split into two commits**, never mixed (flush-before-overwrite already orders them: foreign first, then the user's overwrite). Honest limit: the app distinguishes app-mediated from foreign, not human from agent — a hand edit in a text editor and an agent write look identical *unless the writer says otherwise via `modified-by` (below)*. Agents wanting precise attribution are encouraged (via the agent guide, 08-agent-integration.md) to commit their own changes; the app follows along.
**Where the user's git identity comes from** (no git install is assumed, and the sandbox doesn't read `~/.gitconfig` — honest limits, not bugs): **repo-local `.git/config` wins when present** — standard git semantics, readable in-sandbox because it lives under the board root, and the natural state of adopted/cloned boards. The **popover's Git tab** carries an identity section (03-board-ui.md — the 2026-07-31 split moved the fields onto a settings sheet and the 2026-08-07 reversal brought them back) exposing name/email fields that **write that repo-local config** — the setting *is* the file, portable to any git client, per-board by nature (work and personal boards can differ). **The fields re-read the config at 2 s while they are visible** (blessed 2026-07-31; container amended 2026-08-07 — the poll rides with the fields, so it now lives and dies with the popover's Git tab rather than with the retired sheet): the watcher never delivers `.git`, so no board event can carry a terminal-side config edit — the unfocused-resync courtesy needs its own signal, and a visibility-scoped poll is the 15 s paused-state re-read's shape at form cadence (a focused field keeps its keystrokes; dismissing the surface stops the poll). **Writes append, reads take the last** (blessed 2026-07-31): the writer appends a plain `[user]` section and never edits existing sections or `[user "…"]` subsections (their semantics are tool-specific); the reader — like git itself — takes the last plain-section value, which is exactly what an append produces. The asymmetry lets the write always win without the writer ever reformatting what it didn't create — the frontmatter engine's never-reformat instinct applied to git config; the worst case is a slightly redundant file git reads correctly. A write whose keys already read back at their target values is skipped whole, so revisiting the fields never grows the file. **Clearing a key is the one sanctioned in-place edit** (ruled 2026-08-06): an empty field means "no repo-local opinion", and the config format spells absence one way only — the key not being there. The append-shaped alternative, an empty `email =` line, is an opinion in the wrong direction: a repo-level empty value *overrides* the user's global `~/.gitconfig` in their own terminal and fails their commits with git's empty-ident error. So a clear deletes every plain-section line for that key — deleting fewer than all of them changes nothing under last-wins — and drops any plain `[user]` header left with no keys under it; clearing both fields leaves the file with no plain-section identity at all, the state a never-configured repo is in. Subsections stay untouchable in both directions. Absent repo config, the **derived default** applies: the macOS account's full name plus `shortname@hostname` — git's own no-config fallback shape, zero ceremony. Commits pushed to a forge under the derived email won't link to a forge account; the identity fields are the fix when that matters. **The derived default is passed as an explicit per-commit signature, never written into repo config** (ruled 2026-07-31 — the signature-capable commit path gates the pro-m1 ship): repo config is the record of the user's popover edits and of adopted repos' own state, and an app-written identity there would outrank the user's global `~/.gitconfig` for their *own terminal commits* in that board. The build-time interim that materializes identity into a fresh repo's `.git/config` (SwiftGitX 0.4.0's signatureless commit + the sandbox's unreadable global config) is tolerated in-tree during pro-m1 construction and must die before release — the attribution rules above (per-commit author variation) require explicit signatures anyway. A debounce window containing both kinds is **split into two commits**, never mixed (flush-before-overwrite already orders them: foreign first, then the user's overwrite). Honest limit: the app distinguishes app-mediated from foreign, not human from agent — a hand edit in a text editor and an agent write look identical *unless the writer says otherwise via `modified-by` (below)*. Agents wanting precise attribution are encouraged (via the agent guide, 08-agent-integration.md) to commit their own changes; the app follows along.
**`modified-by` refines foreign attribution** (the self-reported provenance key — 01-storage-format.md): when every file changed in a foreign debounce window carries the same `modified-by: X`, that commit is authored as **X** with the synthetic email `<slug>@agents.lanework.invalid` (display name verbatim, email local part slugified; the domain marks self-reported identity, distinct from both the user and the generic external author). Any disagreement between stamps, any unstamped changed file, or any true deletion in the window falls back to `Lanework External` — a deletion leaves no file to stamp. **A folder move is not a deletion**: items match by id across the whole board (Commit messages above — the same matching that reads a move as a move, not delete+add), so a moved card attributes by its stamp like any changed file. But a bare `mv` rewrites nothing — the moved `index.md` still carries whatever the app last wrote (no stamp) and demotes the window under the unstamped-file rule — so the agent guide teaches re-stamping on move (08-agent-integration.md). Same trust level as self-committing — it's what the writer claims, accepted as such; the stale-stamp hand-edit case (01) is the known misattribution edge. Self-committing remains the precise path; the stamp is the lightweight middle.
**Two writers, one repository — the designed situation, not an edge case.** Self-committing agents mean the auto-committer shares the repo with concurrent `git` processes, and it must be graceful about it:
- **`index.lock` contention is never an error.** If the auto-committer finds the index locked (an agent's commit in flight), it backs off briefly and retries; if the lock persists, it simply re-debounces — the pending changes are still pending, and the next quiet moment commits them. No banner, no log-worthy failure: a held lock is another writer doing its job. (Genuine commit failures — disk full, repo corruption — are different: files stay safe on disk but history stops advancing; surfaced per 02-architecture.md ▸ Write-failure surfacing, retried on the next debounce.) **The same posture covers every app-initiated operation** (settled): pull, push, branch switch, and undo restore meeting a held lock wait and retry briefly, silently; contention outlasting the brief retry surfaces as a *waiting* state in the operation's in-progress banner row ("waiting for another writer's git lock"), retrying on its cadence — never an error dialog, never a hammer — and a wait that persists implausibly long names the lock path (a crashed writer's leftover is the user's to clear; the never-mutate rule's one exemption is the app's own leftovers, Abnormal repo states above). **The wait is bounded — 30 s, then a clean failure** (blessed 2026-07-31; injectable): a genuine writer finishes in seconds, so only a stale lock ever reaches the bound, and an eternal spinner holding the wholesale bracket — and with it the board — is worse than a failure that names the path to delete. The bound expiring is the clean-failure case below, tree untouched. An operation that fails *cleanly* — disk error, refused checkout; network and auth are 07-sync-collab.md's pause-and-badge story — surfaces as a one-shot banner failure naming the operation and the error, the tree left as it was; failure after the tree changed wholesale is instead 02-architecture.md's failed-final-reload lock. **Form-anchored operations answer at the form first** (ruled 2026-07-31; container updated by the popover/sheet split these forms live in the settings sheet): add-git — and later sheet-asked operations like verify-remote — fail into an inline caption in the sheet's relevant section while the sheet is up (the user asked from a form still under their eye; dismissing the sheet dismisses the stale error, retry is right there, VoiceOver reads it from the focused surface); if the sheet has been dismissed before the answer arrives, the failure falls back to the one-shot banner above — inline is the primary surface, never a silence trap. The banner enumeration stays the posture for board-wholesale brackets that outlive any one surface — branch switch and undo restore included (blessed 2026-07-31: a switch's bounded lock wait can expire long after the popover dismissed). **The two rules compose rather than conflict** (ruled 2026-08-06, the create-and-switch overlap): a board-wholesale operation asked from a form is both at once, and the form rule wins while the asking surface stands — create-and-switch asked from the sheet's Branch section answers inline there, a switch asked from the picker answers at the popover's caption, and the two are never up together (opening the sheet dismisses the popover). The banner remains the posture for whatever outlives the asking surface — the form rule's own fallback generalized: **inline while the asking surface is up, banner once it is gone.** Banner-only-everywhere was weighed and set aside — it would answer a form's question away from the form still under the user's eye. Which window's strip carries the row is 02-architecture.md's hosted-by-the-window-of-origin rule — the card window hosts its own strip, and a ⌘Z pressed there surfaces its failure there (re-homing to the board window if the card window closes first, per 02).
- **`index.lock` contention is never an error.** If the auto-committer finds the index locked (an agent's commit in flight), it backs off briefly and retries; if the lock persists, it simply re-debounces — the pending changes are still pending, and the next quiet moment commits them. No banner, no log-worthy failure: a held lock is another writer doing its job. (Genuine commit failures — disk full, repo corruption — are different: files stay safe on disk but history stops advancing; surfaced per 02-architecture.md ▸ Write-failure surfacing, retried on the next debounce.) **The same posture covers every app-initiated operation** (settled): pull, push, branch switch, and undo restore meeting a held lock wait and retry briefly, silently; contention outlasting the brief retry surfaces as a *waiting* state in the operation's in-progress banner row ("waiting for another writer's git lock"), retrying on its cadence — never an error dialog, never a hammer — and a wait that persists implausibly long names the lock path (a crashed writer's leftover is the user's to clear; the never-mutate rule's one exemption is the app's own leftovers, Abnormal repo states above). **The wait is bounded — 30 s, then a clean failure** (blessed 2026-07-31; injectable): a genuine writer finishes in seconds, so only a stale lock ever reaches the bound, and an eternal spinner holding the wholesale bracket — and with it the board — is worse than a failure that names the path to delete. The bound expiring is the clean-failure case below, tree untouched. An operation that fails *cleanly* — disk error, refused checkout; network and auth are 07-sync-collab.md's pause-and-badge story — surfaces as a one-shot banner failure naming the operation and the error, the tree left as it was; failure after the tree changed wholesale is instead 02-architecture.md's failed-final-reload lock. **Form-anchored operations answer at the form first** (ruled 2026-07-31; container updated twice — by the popover/sheet split, then back by the 2026-08-07 reversal, so these forms live in the popover's Git tab): add-git — and later form-asked operations like verify-remote — fail into an inline caption in the tab's relevant posture while the popover is up (the user asked from a form still under their eye; dismissing the popover dismisses the stale error, retry is right there, VoiceOver reads it from the focused surface); if the popover has been dismissed before the answer arrives, the failure falls back to the one-shot banner above — inline is the primary surface, never a silence trap. The banner enumeration stays the posture for board-wholesale brackets that outlive any one surface — branch switch and undo restore included (blessed 2026-07-31: a switch's bounded lock wait can expire long after the popover dismissed). **The two rules compose rather than conflict** (ruled 2026-08-06, the create-and-switch overlap; simplified 2026-08-07 by the reversal): a board-wholesale operation asked from a form is both at once, and the form rule wins while the asking surface stands — create-and-switch and a plain switch are now asked from the same surface and answer at the same caption, the popover's, so there is one inline slot for the branch affordance rather than two that had to be kept from showing at once. The banner remains the posture for whatever outlives the asking surface — the form rule's own fallback generalized: **inline while the asking surface is up, banner once it is gone.** Banner-only-everywhere was weighed and set aside — it would answer a form's question away from the form still under the user's eye. Which window's strip carries the row is 02-architecture.md's hosted-by-the-window-of-origin rule — the card window hosts its own strip, and a ⌘Z pressed there surfaces its failure there (re-homing to the board window if the card window closes first, per 02).
- **A clean tree is the happy path, not a malfunction.** When the debounce fires and the tree has nothing to commit — the agent already committed its own work — the auto-committer no-ops silently. The agent's commit, under the agent's own authorship, *is* the record; that is precisely what the self-commit recommendation is for.
- **An agent's `git add -A` can sweep up the user's not-yet-committed app-mediated changes** under the agent's authorship, muddying structural attribution for that window. Accepted limit — the app cannot police another process's staging; the agent guide (08-agent-integration.md) tells agents to commit only their own paths, which keeps well-behaved agents honest.
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@@ -38,7 +38,7 @@ The stance is committed in 00-vision.md: **accessibility is a requirement of "na
- **Welcome window**: recents rows are elements labeled "⟨name⟩, ⟨location⟩, N lanes, M cards" (name, icon, and counts all registry-cached — 02-architecture.md; the row never reads a board's files); row actions (Open / Reveal in Finder / Forget) via context menu; unavailable rows say so ("unavailable — board not found").
- **Template chooser**: templates are elements labeled by title; the mini per-lane previews are decorative and hidden from the tree.
- **Board popover**: labeled controls throughout; the ahead/behind indicator's information — counts, queued pushes, last error — must be readable as text, never conveyed by color or shape alone.
- **Board settings sheet** (03 — the 2026-07-31 popover/sheet split): titled and sectioned with headers VoiceOver can navigate by; labeled controls throughout; inline probe/verify outcomes announced from the focused section; every control Tab-reachable under Full Keyboard Access — the sheet exists partly *because* Tab-walking two dozen controls in an untitled popover failed this bar.
- **Board settings sheet** *retired 2026-08-07* (03 ▸ Board settings sheet; the 2026-07-31 popover/sheet split reversed). Its bar carries over to the popover's Git tab, which now hosts what it held: headers VoiceOver can navigate by (the Commit Identity block keeps its heading trait); labeled controls throughout; inline probe/verify outcomes announced from the focused surface; every control Tab-reachable under Full Keyboard Access. The original objection stands as the standing test — Tab-walking two dozen controls in an *untitled, unsectioned* surface fails this bar — and the tab strip plus per-block headings are what answer it now that the controls are back in the popover.
- **Style editor** (card sidebar section, board popover, Style… popover — 03-board-ui.md ▸ Styling ▸ Controls): grids are arrow-navigable, every well Tab-reachable and labeled by name (palette color, symbol name; leading wells "None" / "Default"); the current value is stated by trait, and a batch selection's mixed state reads as "mixed", never conveyed by highlight alone.
## Text scaling & visual accommodations
@@ -52,7 +52,7 @@ The stance is committed in 00-vision.md: **accessibility is a requirement of "na
## Verification
- **Automated audits are test failures**: Xcode's accessibility audit (`performAccessibilityAudit`) runs in UI tests over every surface — board (trash shown and hidden), card window (Preview, Edit, raw source), welcome, template chooser, board popover, board settings sheet. **Pro surfaces audit through a fixture-gated tier override** (ruled 2026-08-06): the audit's every-surface claim reaches tier-gated UI (the settings sheet's Pro sections, remote/credentials, the card History section in its present state) via a launch flag honored **only when `UITestLaunch.isFixtureLaunch` is also set** — the fixture flag already redirects registry and app state to a scratch container and builds a throwaway board, so the override grants Pro on a disposable sandbox and never over real boards; a bare tier flag in the shipping binary would be a subscription bypass, and this one is not (a Terminal user gains a Pro-looking toy, not a working subscription). The weighed alternatives lose on the audit's own terms: a permanent manual-checklist carve-out would asterisk the every-surface claim, and a debug-build-only override would leave release builds unauditable. Surfaces whose reachable-state audit is genuinely partial pin what the free fixture can reach (the disabled settings row, the absent History section) *and* audit the full surface under the override — both states are shipping states, both audit.
- **Automated audits are test failures**: Xcode's accessibility audit (`performAccessibilityAudit`) runs in UI tests over every surface — board (trash shown and hidden), card window (Preview, Edit, raw source), welcome, template chooser, board popover. *(Amended 2026-08-07: the board settings sheet retired and its controls rehomed into the popover's Git tab, so the inventory is one surface shorter; auditing that tab specifically — the popover opens on Info — is an open card, tracked with the manual pass in `KanbanUITests/AccessibilityVerification.md`.)* **Pro surfaces audit through a fixture-gated tier override** (ruled 2026-08-06): the audit's every-surface claim reaches tier-gated UI (the settings sheet's Pro sections, remote/credentials, the card History section in its present state) via a launch flag honored **only when `UITestLaunch.isFixtureLaunch` is also set** — the fixture flag already redirects registry and app state to a scratch container and builds a throwaway board, so the override grants Pro on a disposable sandbox and never over real boards; a bare tier flag in the shipping binary would be a subscription bypass, and this one is not (a Terminal user gains a Pro-looking toy, not a working subscription). The weighed alternatives lose on the audit's own terms: a permanent manual-checklist carve-out would asterisk the every-surface claim, and a debug-build-only override would leave release builds unauditable. Surfaces whose reachable-state audit is genuinely partial pin what the free fixture can reach (the disabled settings row, the absent History section) *and* audit the full surface under the override — both states are shipping states, both audit.
- **A manual VoiceOver smoke script** lives with the test plan: create lane → create card → rename → cut/paste to another lane → external edit lands (announcement heard) → delete → restore from the trash (⌘X/⌘V) → Empty Trash. Run per release; it is the canonical "does the board actually work blind" check.
## Changes from Kanban
+3 -4
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@@ -10,7 +10,7 @@ The single source of truth for **every command and action the app can perform**
| **M** | Menu command, effectively fixed | Undo/Redo only: NSUndoManager rewrites their titles dynamically, which defeats title-matched remapping (04). |
| **G** | Fixed grammar key | Platform grammar, deliberately not remappable — Finder's own Return/arrows aren't either (04 ▸ Grammar). |
| **P** | Pointer grammar | Clicks, drags, modifiers — not customizable. |
| **C** | Configuration control | Form-like controls (board popover, board settings sheet, chooser, welcome); the keyboard path is reachability (Board Info ⌘I / Board ▸ Board Settings… + Tab-reachable controls), not bindings — 04's configuration carve-out, containers per the 2026-07-31 popover/sheet split. |
| **C** | Configuration control | Form-like controls (board popover, chooser, welcome); the keyboard path is reachability (Board Info ⌘I + Tab-reachable controls), not bindings — 04's configuration carve-out. *(Container amended 2026-08-07: the board settings sheet and its Board ▸ Board Settings… path retired with the reversal of the 2026-07-31 popover/sheet split — 03 ▸ Board settings sheet.)* |
**Toolbar presence is a separate axis**, orthogonal to the classes: toolbar items mirror menu commands, their presence per window is user-customizable (Customize Toolbar — 03-board-ui.md ▸ Toolbar; defaults and catalogs live there), and a toolbar is never a function's only home. Labels match menu titles except Undo/Redo, whose toolbar labels stay static (03).
@@ -45,7 +45,6 @@ The single source of truth for **every command and action the app can perform**
| Board | Move Left / Move Right | ⌘← / ⌘→ | Lane selection only (one slot; never into the trash) — cards cross lanes by drag or Cut/Paste, not ⌘-arrows; disabled while any text control is focused (04 ▸ Grammar, caret-chords rule) |
| Board | Increase Lane Width / Decrease Lane Width (the stepper's re-divide semantics, never the window's size — 03 ▸ Lane) | ⌥⌘→ / ⌥⌘← | Selected lane(s) — batches over a multi-lane selection like style (03 ▸ Lane); disabled while any text control is focused (04 ▸ Grammar, caret-chords rule) |
| Board | Pull / Push | — (no default) | Remote-backed boards only (07); disabled during 06's abnormal-state pause (the whole git surface holds) and on an unresolvable remote (07's one-time remote picker case); popover twins exist |
| Board | Board Settings… | — (no default) | Opens the board settings sheet (03 — the 2026-07-31 popover/sheet split); popover row twins it |
| View | Show Trash (checkmark toggle) | — (no default) | Board window — ⇧⌘T is deliberately left to the system's Show Tab Bar: window tabbing stays enabled (settled; see Standard macOS furniture), so the chord is the system's; assign one via the remapping mechanism if wanted (04 ▸ Configurable bindings) |
| View | Zoom In | ⌘+ | Board window; steps the board's zoom one rung up the ladder (03 ▸ Layout — zoom). Disabled at the top rung, and while a drag session is in flight (a drag freezes geometry the level feeds — the dragged run's heights and the resting-layout cache) |
| View | Zoom Out | ⌘− | Board window; the twin, one rung down. Disabled at the bottom rung and under the same guard |
@@ -107,8 +106,8 @@ Context menus are the per-item action inventory VoiceOver reads (10 ▸ The boar
## Configuration controls (C)
- **Board popover** (Board Info ⌘I — 03 ▸ Board popover; light surface per the 2026-07-31 popover/sheet split): board rename; embedded style editor; posture lines (repo-nested explanation, unreadable/paused states — 06); branch display and switch picker; ahead/behind with Pull/Push buttons and the status badges; the Board Settings… row.
- **Board settings sheet** (Board ▸ Board Settings…, or the popover row — 03 ▸ Board settings sheet): add-git (mode none, 06); branch create; commit-identity name/email (06); add/change remote with inline verify, credential fields, the SSH key surface machine key Copy + Verify, key import by paste or drag, the per-host key picker, removal of an unreferenced import, confirm-gated machine-key regeneration the Authentication-needed capture and TOFU confirms (07); the push-on-commit toggle.
- **Board popover** (Board Info ⌘I — 03 ▸ Board popover; **the board's one configuration surface** since the 2026-08-07 reversal of the 2026-07-31 popover/sheet split): board rename and the board glyph; the Theme tab's preset backgrounds; the Info tab's dossier; and the Git tab — posture lines (repo-nested explanation, unreadable/paused states — 06); branch display and switch picker with its New Branch… reveal; add-git (mode none, 06); commit-identity name/email (06); ahead/behind with Pull/Push buttons and the status badges.
- **Board settings sheet** *retired 2026-08-07* (03 ▸ Board settings sheet). Its contents rehomed into the popover above, and Board ▸ Board Settings… left this document's menu inventory with it. 07-sync-collab.md's own surfaces — add/change remote with inline verify, credential fields, the SSH key surface (machine key Copy + Verify, key import by paste or drag, the per-host key picker, removal of an unreferenced import, confirm-gated machine-key regeneration), the Authentication-needed capture and TOFU confirms, the push-on-commit toggle — need a home ruled on that card; they were inventoried here as the sheet's and are homeless until then.
- **Style editor** (three anchors — 03 ▸ Styling ▸ Controls): grids arrow-navigable, every well Tab-reachable.
- **Template chooser** (09): template selection; Reveal in Finder for the user store.
- **Welcome** (03): recents list; Forget.