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2026-06-02feat: add search_code tool wrapping the cs code-search engineAdam Malczewski
Add a dedicated, permission-gated search_code tool that wraps boyter/cs (code spelunker) — a fast, relevance-ranked, structure-aware code search engine — giving agents a better default than grep/find for exploratory 'where is X / how does Y work' searches (ranked results, snippets, ~5x smaller payloads). - packages/core/src/tools/search-code.ts: createSearchCodeTool factory; -f json invocation, workdir path containment, graceful missing-binary handling (DISPATCH_CS_BIN override), readable per-file formatted output. - Wire-up: export from core; register in agent-manager (both child-whitelist and parent perm paths) behind new perm_search_code; add to summon catalog + tools enum; frontend ToolPermissions + settings. - Docker: build a patched, statically-linked cs (pinned v3.1.0 commit) in a golang builder stage and bundle at /usr/local/bin/cs. - docker/cs/luau-declarations.patch: additive Luau declaration table so --only-declarations / definition ranking works for Roblox .luau files (upstream has Lua but not Luau). Applied during the Docker build. - Tests: new search-code.test.ts (stubbed JSON formatting + live-cs integration, skipped when cs absent); agent-manager/routes mocks + perm-gating assertions; loader pass-through. All tests (596), biome, and tsc (core/api/frontend) pass. cs-builder Docker stage verified to build and produce a working patched binary.
2026-06-02Merge branch 'dev' into td/todo-fixAdam Malczewski
2026-06-02Merge branch 'dev' into cr/claude-reset-fixAdam Malczewski
2026-06-02feat(todo): port opencode's declarative whole-list todo toolAdam Malczewski
Replace the imperative id-based CRUD todo tool (add/update/list/get/remove) with opencode's declarative whole-list design: a single `todos` param that replaces the entire list each call. No model-visible ids, no delta reasoning, no "task not found" spirals. - core: TaskItem { id, content, status }; statuses pending|in_progress| completed|cancelled. TaskList.setTasks/getTasks/onChange. New rich TODO_DESCRIPTION adapted from opencode's todowrite.txt. - api: TASK_MANAGEMENT_GUIDANCE system-prompt section (from anthropic.txt); updated TOOL_DESCRIPTIONS.todo. Reload fix: TabStatusSnapshot now carries per-tab tasks so getAllStatuses rehydrates the panel on reconnect. - frontend: mirror types; hydrate tasks from snapshot in both restore paths; upgrade sidebar Tasks panel to render content + all four statuses + progress. - tests: new core task-list.test.ts (15); updated api TaskList mocks + getAllStatuses task-snapshot coverage. bun run check clean; 569 tests pass; all packages typecheck.
2026-06-02fix(wake): probe with genuine Claude Code request shape so OAuth wakes succeedAdam Malczewski
The wake probe POSTed a bare { model, messages } body with no system[] identity. Anthropic validates system[] on OAuth (Pro/Max) subscription requests and rejects any that lack the verbatim Claude Code identity, so every scheduled wake (and the manual Wake-now button) failed silently — surfacing as a blank '— failed' status that then burned the retry budget. - Add pure buildWakeProbeBody(model) in @dispatch/core mirroring a genuine Claude Code request (billing header block + identity block + 'hi'), with a unit test for its shape. - wakeAllClaudeAccounts now sends that body plus the CLI session/request-id headers, and records 'HTTP <status>: <message>' on failure so the panel never shows a bare 'failed' and breakage stays debuggable.
2026-06-02feat(tabs): drag-reorder + double-click rename + per-tab chat draftAdam Malczewski
- TabBar: HTML5 drag-and-drop to reorder user tabs (subagent tabs untouched); double-click a tab title to rename (Enter/blur confirm, Escape cancel). - Store: add reorderTabs/renameTab/setDraft; per-tab in-memory `draft` and `manualTitle` fields. Manual rename suppresses first-message auto-title. - ChatInput: bind to the active tab's draft so switching tabs saves/restores unsent text instead of clobbering it. - Backend: updateTabPositions() + PATCH /tabs/reorder persist tab order to the existing `position` column; tabs without a stored position fall to the end then get explicit positions on first reorder. - Tests: store reorder/rename/auto-title-guard/draft coverage; core updateTabPositions coverage (FakeDatabase extended with transaction support).
2026-06-02Merge branch 'dev' into u3/agent-effort-levelAdam Malczewski
# Conflicts: # packages/api/tests/agent-manager.test.ts
2026-06-02Merge branch 'dev' into u1/usage-persistenceAdam Malczewski
2026-06-02fix: reconcile live cacheStats to DB truth on turn-sealedAdam Malczewski
Addresses the live-accumulator overshoot a Gemini review surfaced: the frontend adds every streamed usage event to cacheStats, but a rate-limited fallback attempt's usage is discarded server-side (never persisted). Live numbers overshot until a reload re-seeded from the DB aggregate. Fix: turn-sealed (emitted AFTER the atomic usage-row write) now carries the authoritative getUsageStatsForTab aggregate. The store REPLACES (not adds) cacheStats with it every turn — landing the just-sealed turn's usage AND self-healing any live drift, including the discarded-fallback overshoot. No extra round-trip (piggybacks turn-sealed); idempotent in the happy path. - core: add UsageStats type; getUsageStatsForTab returns it; turn-sealed gains optional usageStats field. - api: agent-manager reads getUsageStatsForTab post-flush and attaches it to the turn-sealed emit (try/catch: omit on DB error). - frontend: turn-sealed handler replaces cacheStats (undefined ⇒ untouched back-compat; null ⇒ clear). Tests: frontend reconcile/self-heal/back-compat/null-clear; api turn-sealed carries aggregate. 509 -> 514 passing; typecheck + biome green.
2026-06-02feat(context-window): show current/max context usage per tab/modelAdam Malczewski
Add a 'Context Window' sidebar view showing the live context occupancy (latest request's input+output) against the model's maximum context window, resolved dynamically from the models.dev catalog. - core: models.dev catalog module (resolveContextLimit) with disk cache, TTL, stale-fallback + offline penalty memo; null for unknown models. - api: GET /models/context-limit?provider=&modelId=. - frontend: ContextWindowPanel + computeContextUsage helper; App resolves + caches the active model's max (anthropic/opencode-anthropic only); percent shown to 2 decimals; degrades to bare token count when max unknown. - tests: core catalog (13), api route (3), frontend helper (6).
2026-06-02feat: persist per-tab token/cache usage across reloadAdam Malczewski
Persist usage as invisible type:"usage" chunk rows (side channel): - core: add "usage" ChunkType + UsageData; exclude usage rows from getChunksForTab/getTotalChunkCount; add getUsageStatsForTab aggregate (exported from barrel); defensive skip in groupRowsToMessages. - api: agent-manager accumulates per-attempt usageRows and flushes them in the same atomic appendChunks call as the turn's content (discarded on a superseded fallback attempt). GET /tabs enriches rows with usageStats. - frontend: hydrateFromBackend seeds cacheStats from usageStats (reload only; no re-seed on statuses reconnect, so no double-count with live events). Tests: core DB-backed usage persistence/aggregate; api usage-row-per-event + fallback discard; routes GET /tabs usageStats; frontend hydrate seed + no-double-count + live-accumulation-after-seed. 495 -> 509 passing.
2026-06-02feat(agents): per-model reasoning effort levelAdam Malczewski
Add a per-model/key reasoning effort setting to agent definitions, surfaced and editable in the Agent Settings page and displayed at a glance in the model selector views. - core: single source of truth for effort levels (REASONING_EFFORTS, DEFAULT_REASONING_EFFORT='high', labels, isReasoningEffort guard); add 'xhigh' level; AgentModelEntry.effort; xhigh budget=24000 for classic-thinking Claude; default floor 'high'. Persist/parse effort in the agent TOML loader. - api: thread effort through the fallback chain with per-model -> per-tab -> default precedence; validate /chat + agentModels effort from the canonical list. - frontend: effort <select> per model row in AgentBuilder; effort badges in ModelSelector (agent + subagent chains); Thinking dropdown sourced from canonical list; per-tab default raised to 'high'. - tests: +15 (loader round-trip, agent xhigh budget, canonical list + guard, api precedence, route validation).
2026-06-01merge: dev into r1/claude-reset-fixAdam Malczewski
Brings in the n2/ntfy-notifications feature (ntfy.sh push notifications with per-event toggles, subagent-suppression flag, topic-only input, Settings UI, dispatcher + transport + config modules, 12+ new tests), the header declutter (theme picker + Debug panel moved into Settings / sidebar), the shared theme boot-apply module, and an a11y label for the remove-panel button. No code changes from this branch were touched by the merge — the overlap was purely textual. Conflict resolution: 1. HANDOFF.md (add/add conflict). Both branches independently put a single-purpose HANDOFF.md at the repo root for their respective in-flight feature, matching the existing convention (c351719 did the same for this branch; 29bdd00 did the same for ntfy). After this merge both features ship, so neither is in-flight anymore. Archive both into notes/: - notes/wake-schedule-handoff.md (this branch — git tracks as a rename from HANDOFF.md) - notes/ntfy-notifications-handoff.md (dev — recovered from MERGE_HEAD before deletion) The root HANDOFF.md is intentionally absent post-merge; the next in-flight branch will create its own. 2. packages/api/tests/routes.test.ts (auto-merged). dev appended ntfy stubs to the vi.mock('@dispatch/core', ...) factory; this branch appended a 'Wake schedule routes' describe block at the bottom. The two regions don't overlap and the textual auto-merge is correct (verified: 6 describe blocks, both mock-stub regions and the new describe present, no conflict markers). Verification on the merge commit: bun run test → 31 files, 495 / 495 passing (was 431 on the branch + 64 from dev) bun run check → biome clean, 156 files bun run --cwd packages/frontend typecheck → svelte-check 0 errors, 0 warnings dev can now fast-forward to this commit: git checkout dev && git merge --ff-only r1/claude-reset-fix
2026-06-01fix(api): wake-schedule toggle requires explicit action: 'on' | 'off'Adam Malczewski
Round-2 Gemini review surfaced that the toggle endpoint derived add-vs- remove from its own in-memory state, which combined catastrophically with any UI desync: a user clicking to turn ON an hour the UI showed as off, but the server had as on, would silently get the hour turned OFF. The clicks felt 'inverted' and the only recovery was a full reload. Fix: require an explicit `action` field on every /toggle request. The client must declare its intent; the server is no longer allowed to guess. Idempotency rules: - action: 'off' on an already-off hour → 200, no-op success. - action: 'on' on an already-on hour → 200, REPLACES timestamps (so a recovering UI can re-assert the user's wall-clock intent without a delete-then-add round trip). - Missing or invalid action → 400. The 'off' path no longer reads or requires `timestamps`. The 'on' path still requires all four slot timestamps as finite Unix-ms numbers (the skewed-toggle relaxation from round 1 is preserved). Tests: - toggle() helper auto-derives action from `timestamps` presence, so the existing 12 tests stayed terse. One test that relied on the old 'empty body = add' behavior now passes `action: 'on'` explicitly. - Added 4 new contract tests: * rejects requests missing/with-invalid action * action='off' on an already-off hour is idempotent * action='on' on an already-on hour replaces timestamps (the round-2 desync-recovery scenario) * action='off' ignores stray timestamps payloads 29 / 29 routes tests pass; 431 / 431 across the workspace.
2026-06-01feat(notifications): topic-only input (drop URL validation)Adam Malczewski
The Settings field is now a plain topic name (e.g. `my-secret-topic`) instead of a full URL. The transport always posts to `https://ntfy.sh/<topic>` (URL-encoded), and the only server-side check is "non-empty when enabled". Removes the user-visible "string does not match the expected pattern" error people hit when typing a bare topic. - packages/core/src/notifications/ntfy.ts: drop validateTopicUrl; add buildNtfyUrl(topic) + exported NTFY_BASE_URL. - packages/core/src/notifications/types.ts, config.ts: rename topicUrl -> topic; update docs. - packages/api/src/routes/notifications.ts: only validates non-empty topic when enabled. Also fixes a latent bug where notifySubagents was dropped on every PUT (was not passed to normalizeNtfyConfig). - packages/frontend/src/lib/components/SettingsPanel.svelte: relabel field "Topic URL" -> "Topic"; placeholder "your-secret-topic"; updated helper copy. - Tests updated: rewrote validateTopicUrl coverage as buildNtfyUrl coverage + proof that previously-rejected topics (dots, spaces, unicode, "Any Topic Whatsoever") now POST cleanly. - HANDOFF.md: added a short "topic-only input" section.
2026-06-01fix(api): wake-schedule — accept skewed toggles, atomic persist, ↵Adam Malczewski
boot-recovery reason Three review-finding fixes in models.ts + regression tests: 1. POST /wake-schedule/toggle no longer rejects 'past' timestamps (Gemini #1, High). Client-server clock skew + request latency meant a freshly-computed nextOccurrenceAt(HH:MM) for an imminent slot could land in the past by the time the server validated it, silently failing the UI toggle. The scheduler's recoverScheduleEntry already fires within MISSED_WAKE_GRACE_MS and rolls forward by 24h × N, so the strict <= now check was actively harmful. Kept Number.isFinite + slot-present validation. 2. persistSchedule is now transactional (Gemini #3, Medium). The old DELETE-then-N-INSERTs path, when an INSERT failed mid-loop, left the table empty (DELETE had committed) and silently wiped the user's schedule on next boot — the catch swallowed the error. Wrapped both in db.transaction(...): on failure everything rolls back, in-memory state is untouched, and the previously persisted snapshot stays intact. 3. Boot-recovery reason no longer masked when boot recovery + due slots coincide (Gemini #5, Nit). Capture bootFireRequested before clearing the flag and append ' (boot recovery)' to the reason so the lastWake/pendingRetry surface tells the truth. Tests: - Replaced 'POST toggle rejects past timestamp' (the bug-as-feature test) with 'POST toggle ACCEPTS a slightly-past timestamp (clock skew / latency)' regression guard. - Added 'POST toggle rejects NaN / Infinity / non-number slot values' to lock the malformed-input path. - Added 'snapshot remains consistent across toggle round-trips (persistSchedule atomicity)' — exercises GET/POST cycles to ensure the transactional impl agrees with itself across add/remove. All 427 tests pass; biome clean.
2026-06-01feat(notifications): add notifySubagents toggle to suppress subagent turn pingsAdam Malczewski
A parent agent that spawns 8 subagents was producing 9 "Turn complete" notifications per round — almost always noise. New `notifySubagents` config flag (defaults to false) gates `turn-completed` and `turn-error` from any tab with a `parentTabId`. The flag is intentionally NOT applied to `permission-required` — a subagent's permission prompt still needs a human tap to proceed, so suppressing it would silently hang the subagent. `agent-spawned` is already top-level-only by construction. Wiring: - core/notifications/types.ts: NtfyConfig.notifySubagents: boolean - core/notifications/config.ts: defaults to false; normalize() tolerates missing / wrong-typed values and falls back to false - core/notifications/dispatcher.ts: new optional TabParentLookup option (getTabParentId). When notifySubagents=false AND the lookup returns a non-empty parent id string, turn-completed/turn-error are dropped. Lookup failures (no lookup configured, throws, returns undefined) fall back to "treat as top-level" so legitimate top-level events are never silently dropped when the DB is briefly unreadable. - api/app.ts: wires getTabParentId via core's getTab(id)?.parentTabId - frontend SettingsPanel.svelte: "Include subagent tabs" checkbox with an explanatory hint that permission prompts still fire Tests (+9): - 3 in config.test.ts: default-false, explicit-true, wrong-typed fallback - 6 in dispatcher.test.ts: suppression of turn-completed/turn-error from subagents, no suppression when flag is true, permission-required not gated, graceful fallback when lookup is missing/throws/returns undefined Live ntfy.sh round-trip re-verified (status: 200).
2026-06-01feat(wake): probe 4 times per marked hour (:00 :15 :30 :45), coalesce ↵Adam Malczewski
same-tick fires Marking an hour on the Claude Wake Schedule panel now schedules FOUR probes within that hour instead of one. Rate-window edges are unforgiving — a single probe at :15 can miss the actual reset moment by up to 14 minutes; hitting :00 / :15 / :30 / :45 puts us within ~7 minutes of any reset that happens during that hour. When multiple slots come due in the same 30s scheduler tick (or recover together at boot), they coalesce into a SINGLE upstream wake call — no point hitting Anthropic 4× in the same window. DB schema - wake_schedule is now (hour, slot_minute, next_wake_at) PK (hour, slot_minute). Destructive migration: detect old single-row-per-hour schema by absence of the slot_minute column and DROP TABLE. No other table is touched. Per user direction: no back-compat for old rows. API - POST /models/wake-schedule/toggle add: { hour, timestamps: { '0': ms, '15': ms, '30': ms, '45': ms } } — all 4 slots required, all must be future Unix ms. Delete shape unchanged ({ hour }). - GET /models/wake-schedule shape: schedule: { '9': { '0': ts, '15': ts, '30': ts, '45': ts }, ... } probeSlotMinutes: [0, 15, 30, 45] resetOffsetHours, lastWake, pendingRetry (unchanged from prior commit) Frontend - Computes 4 timestamps client-side (next occurrence of HH:MM in local TZ) and sends them in one request. - markedHours summary now says 'Probes :00 :15 :30 :45 → reset by ~Xh later'. - Same in-flight tracking / current-hour ring / status row as before. Tests - wake-scheduler.test.ts unchanged (pure helpers still correct; added PROBE_SLOT_MINUTES + isProbeSlotMinute exports). - routes.test.ts rewritten for the new payload shape: 12 wake-schedule tests covering snapshot shape, add/remove (full 4-slot round-trip), validation (range, integer, past-slot, missing slot, non-object, missing timestamps), independent multi-hour scheduling, and re-toggle replacement. 417 tests total (was 414).
2026-06-01fix(api): wake scheduler — missed-wake recovery, retry consolidation, ↵Adam Malczewski
status surface Bugs fixed - Missed wakes silently lost. The old loadScheduleFromDB just pushed any past next_wake_at to its 'next occurrence' in *server* local time, so a wake that fired while the API was down never ran — defeating the whole point of the panel (overnight task picks up after a 5h rate-window reset). Now: if missed by <= 2h we fire it on the next tick; either way the entry is rolled forward by 24h-multiple steps. - Server-TZ drift. nextOccurrenceAt15 used the server's local TZ, so on a UTC Docker host running for a user in PST the reschedule slowly migrated the fire time. Now we advance by 24h * N from the original client-supplied timestamp, preserving the user's wall-clock intent. - Retry storm. Every failed wake pushed a new entry into a retries[] array, all converging at the same +5min instant. Replaced with a single shared pending-retry slot whose budget resets on subsequent failures. - Retry race with fresh fires. If a tick fired AND a retry was due in the same iteration we'd double-hit the upstream. Now retries only run on ticks where no fresh wake fired. New behavior surfaced on /wake-schedule: { schedule, resetOffsetHours, lastWake, pendingRetry } POST /wake-schedule/toggle now also rejects non-integer hours (4.5, etc.) and returns the same snapshot shape so the client can stay in sync. Tests: 9 new HTTP route tests covering snapshot shape, add/remove, validation (range, integer, past timestamp, missing timestamp), and independent multi-hour scheduling.
2026-06-01feat(api): extract pure wake-scheduler helpers (nextDailyAfter, ↵Adam Malczewski
recoverScheduleEntry) Side-effect-free module so missed-wake recovery and rescheduling can be unit-tested without booting Hono or touching SQLite. - nextDailyAfter: advances by 24h increments until strictly > now (handles multi-day gaps in a single step instead of looping a day at a time). - recoverScheduleEntry: classifies a past next_wake_at into 'fire now, then advance' vs 'silently advance' based on MISSED_WAKE_GRACE_MS (2h). - CLAUDE_RESET_OFFSET_HOURS / resetHourFor: single source of truth for the '+5h reset' display, previously hardcoded in three places. Includes 12 unit tests covering grace boundaries, multi-day skip, custom grace windows, and midnight wraparound.
2026-06-01feat(api): wire notification dispatcher into app + /notifications routesAdam Malczewski
PermissionManager: add onPromptAdded(listener) callback. Fires exactly once per unique pending prompt id, even when broadcastPending is called repeatedly for unrelated mutations (e.g. another prompt resolving while this one is still pending). app.ts: instantiate NotificationDispatcher, attach to both AgentManager and PermissionManager. Tab-title lookup via core's getTab so the notifications carry human-readable context instead of raw UUIDs. routes/notifications.ts: - GET /notifications — current config (auth token redacted) plus the event-type catalog and defaults - PUT /notifications — partial update; auth token semantics are undefined=keep, ''=clear, otherwise replace - POST /notifications/test — sends a test notification with the current config (rejects if disabled or topic invalid) Tests: - new permission-manager.test.ts covers the onPromptAdded contract (one-fire-per-prompt, dedup across rebroadcasts, unsubscribe, listener throws don't break siblings) - existing routes.test.ts gets stubs for the new core notification exports so the @dispatch/core mock stays complete
2026-06-01fix(queue): consume queued messages after a turn ends (start a new turn)Adam Malczewski
A message queued while the agent was mid-turn was only handled if it arrived DURING a tool batch (injected as a [USER INTERRUPT]). If it landed after the last tool call — or the turn had no tools — the agent silently appended it to history and ended the turn with no response, so it sat there unanswered. This affected both user-queued messages and agent-queued ones (send_to_tab). - agent.ts: stop the end-of-turn drain that swallowed trailing queued messages into history. They now stay on the queue. - agent-manager: after a CLEAN turn settles, continueFromQueue() drains the queue and starts a fresh turn to answer it. Skipped on a user-stopped or errored turn (queue preserved for the next send). - Loop safety: continuation draws from the existing autoWakeBudget, so a runaway agent<->agent chain is bounded; human sends refill it, so human conversations are never throttled. - dequeueMessages now tags message-consumed with reason "interrupt" | "continuation"; the frontend collapses continuation- consumed queued bubbles into the next turn's initiator row (avoids the linger/dup traps documented in queue-interrupt-reconcile-edge-cases.md). - Tests: agent (no-swallow + interrupt regression), agent-manager (continuation, no-op when empty, user-stop preserves queue, bounded loop), frontend (continuation bubble becomes next initiator). - wishlist: remove the now-fixed item.
2026-06-01feat(tabs): tab-to-tab agent communication via short handlesAdam Malczewski
Add send_to_tab / read_tab tools so an agent can message or read another tab by a git-style short handle (shortest unique prefix of the tab UUID, min 4 chars), shown in the tab bar. - core/db/tabs: resolveTabPrefix + shortestUniquePrefix (open tabs only, LIKE-sanitized prefix matching) - new tools read-tab.ts / send-to-tab.ts (+ tests) decoupled from the DB TabRow via a minimal ResolvedTabRef projection - agent-manager: unified deliverMessage routing (busy -> queue, idle -> new turn) shared by POST /chat and send_to_tab; agent->agent auto-wake budget (MAX_AGENT_AUTO_WAKES) to bound ping-pong loops - summon/loader: send_to_tab + read_tab as grantable tools - frontend: shortHandleFor + handle badge in TabBar; perm toggles - notes: tab-comm / user-agents / todo-redesign plans - chore: biome format fixes (debug-logger, summon.test) Refs notes/plan-tab-comm.md
2026-05-31feat: implement user agents (top-level tabs via summon)Adam Malczewski
- agent parameter is now required on summon tool - new top_level param spawns independent fire-and-forget user agent tabs - gated by perm_user_agent permission (UI checkbox added) - agent definition type validation (subagent vs user-agent slug mismatch) - context-aware error messages when agent slug not found - read_file_slice added to summon tool's allowed tools enum - updated and expanded summon tests
2026-05-30feat(chunks): chunk-native frontend store with turn-sealed reconcile + ↵Adam Malczewski
per-chunk eviction Replace the stored ChatMessage[] with a chunk-native model: tab.chunks (sealed ChunkRow[]) + tab.live (transient in-flight turn buffer) + derived tab.renderGroups. This enables per-chunk eviction (trimming WITHIN a large turn) and raw-chunk pagination (loadOlderChunks), removing the whole-message eviction limitation. Backend: - Emit turn-start/turn-sealed around each turn; expose currentTurnId in the status snapshot. turn-sealed fires after the durable write (status:idle fires before it). - New GET /tabs/:id/chunks raw paginated endpoint (limit/before). - Wrap appendChunks in a single SQLite transaction. Frontend: - turn-sealed drives a turn-aware reconcile that folds the sealed turn into chunks while preserving a concurrent newer in-flight turn and pending queued messages; deferred while the user is scrolled up. - Stable turn-scoped render keys (${turnId}:${role}:${n}) avoid remount/flash. Reconcile correctness (three review passes): - preserve a concurrent newer turn when an earlier deferred reconcile flushes; - keep optimistic queued user messages (no loss); - turn-start backfill skips pending queued rows and tags only the turn initiator; - bind consumed interrupt messages to the in-flight turn so they collapse on seal (no lingering/duplicated bubble). Tests: chat-store reconcile/eviction/pagination suite; api chunks endpoint + events.
2026-05-30refactor(chunks): append-only chunk log with per-step cache-stable wireAdam Malczewski
Replace the message-as-container model with a flat, append-only chunk log. - chunks table (id, tab_id, seq, turn_id, step, role, type, data_json): one row per chunk; tool_call (assistant) and tool_result (tool) are SEPARATE rows linked by callId. Message/turn are derived groupings, not stored. - chunks/transform.ts: DB-free explode (Chunk[] -> rows) / group (rows -> messages), shared by backend and the browser frontend. - Cache fix: toModelMessages segments each turn at tool-batch boundaries into stable [assistant, tool] pairs per step, so earlier steps serialize byte-identically across requests (kills the prompt-cache churn). - agent-manager persists a turn's chunks on seal (once), discarding a failed fallback attempt's partial chunks; rebuilds agent history from the log. - GET /messages windows the log by chunk seq then groups; loadMoreMessages merges a turn split across the window boundary by turnId. - One-shot migration drops the legacy messages table and clears tabs; settings/credentials/keys/usage preserved. Full suite green (317 tests); biome, tsc, and svelte-check clean.
2026-05-29fix(claude): eliminate /home mount race that blanks Claude credentials at bootAdam Malczewski
On hosts where /home is a separate filesystem, the dispatch-api service could start before /home was mounted. The API's first DB access then failed (EACCES: mkdir '/home/tradam'), Claude account discovery silently caught the error and left claudeAccounts empty, and -- because discovery only ran in the constructor -- it stayed empty for the whole process lifetime. Every Claude message then fell back to the deepseek-v4-flash / empty-key defaults, producing a 401 'Missing API key' from OpenCode Zen. Fixes: - s6 run script waits (capped ~30s) for /home/tradam before exec'ing bun; passes instantly where /home is on the root filesystem. - systemd unit gains RequiresMountsFor=/home and After=...home.mount. - agent-manager re-runs _refreshClaudeAccounts() on config hot-reload and lazily on an empty cache in the Anthropic path, so a process that lost the boot race self-heals on the next request instead of staying broken.
2026-05-29feat: stop generation button with abort signal plumbingAdam Malczewski
- Add POST /chat/stop endpoint on API - Thread abortSignal from agent-manager through Agent.run() to streamText - Thread abortSignal option through the Agent.run() signature - Emit status:idle on stopTab() so frontend WS gets the update - Add stopGeneration() store method on frontend tabStore - Add stop button in ChatInput (btn-sm lg:btn-xs for mobile tap target) - Add tests for /chat/stop endpoint - Refactor processMessage to pass abortSignal to agent.run
2026-05-29feat: subagent summon — catalog filter, error hints, system prompt, ↵Adam Malczewski
AgentBuilder default, SubAgent mode display - Filter summon tool catalog to is_subagent-flagged agents only - Return fresh subagent list in error when slug not found - Add subagent hint to system prompt when summon tool available - Default is_subagent checkbox to true in AgentBuilder - Fix tab-created event to include agentSlug and agentModels - Add SubAgent read-only mode to ModelSelector with model slider
2026-05-29fix: refresh agent config on send; widen fallback retry detectionAdam Malczewski
- Refresh agent config from API before sending a message so edits in AgentBuilder (changed keyId/modelId/agentModels) take effect immediately on existing tabs instead of using stale snapshots - Broaden isRetryable check to also match 'usage limit' and 'exhausted' so fallback keys are actually tried on quota errors
2026-05-29feat: disappearing chat history — chunk-limited frontend window with ↵Adam Malczewski
backend pagination Frontend keeps only a bounded window of chunks in memory (configurable via settings slider, default 100). Older messages are evicted when at the bottom and re-fetched from the backend on scroll-up. - Backend: paginated GET /tabs/:id/messages with ?limit=N&before=seq - Store: evictMessages trims oldest messages until total chunks ≤ limit - Store: loadMoreMessages fetches next page and prepends with dedup - ChatPanel: smart scroll hooks trigger eviction on return-to-bottom - ChatPanel: onNearTop loads older history with scroll-position maintenance - Settings: chunk limit slider in Memory section - Fix: oldestLoadedSeq recalculated after eviction (pagination cursor stays valid) - Fix: seq preserved on ChatMessage for cursor tracking - Fix: scrolledUpTabs cleaned up on tab switch (no memory leak) - Fix: evictMessages reads appSettings.chunkLimit directly (live updates)
2026-05-28fix(core): normalize tool schemas for Anthropic, add toolChoice=auto; ↵Adam Malczewski
feat(summon): agent definition support; docs: cc/ research findings - registry.ts: add normalizeForAnthropic() to strip , additionalProperties, default, nullable from zodToJsonSchema output so Anthropic doesn't silently reject tool definitions - agent.ts: add toolChoice=auto for Claude OAuth to prevent Opus thinking forever without calling tools - summon.ts: add agentSlug parameter, build agents catalog in description, add toAvailableAgents helper - agent-manager.ts: wire agent definition loading into spawnChildAgent, agent model fallback - loader.ts: export loadAgent, expandAgentToolNames, getAgentDirPaths; add getAgentDirPaths for permission gate - agent.ts: auto-allow read-only tools in agent definition directories - packaging/PKGBUILD: exclude ARM64 prebuilds from x86_64 package - cc/: research findings on Claude Opus tool calling issues - tests: loader tests, summon tool tests
2026-05-28feat: restore tab layout + in-flight chunks on browser reopen; agents keep ↵Adam Malczewski
running in background Implements the 'background-running agents + restore-layout-on-reopen' feature. Full design and parallel-implementation plan in `plan-bg-restore.md`; Gemini code review (SHIP verdict, no findings) in `report.md`. User-visible behaviors: 1. Browser-close keeps agents alive. If an agent is mid-stream when the browser closes / reloads / loses the network, it continues processing on the backend. (This was already the case in code — agents run fire-and-forget in app.ts:77-79 — but it was previously pointless because the UI never restored the tab to receive the output.) 2. Layout restore on browser reopen. Every tab that existed at the time the window was closed is restored, in original `position` order, with full persisted message history. Tabs whose agents finished while disconnected appear with the completed message. Tabs whose agents are still running appear streaming live — the in-flight assistant message is reconstructed from the backend's in-memory `currentChunks` (sent over the wire on connect) and accumulates new deltas as they arrive. 3. Explicit tab-close cancels + forgets. Clicking the X still cancels the agent (existing `stopTab` in DELETE /tabs/:id) and archives the row (`is_open = 0`), so it is not restored. No change to that path. The gap that the implementation closes: previously, App.svelte:onMount unconditionally called `createNewTab()` with a fresh UUID, ignoring every existing row in the `tabs` table. Every browser open was a clean slate. The DB had the conversation history but no way for the UI to discover it. Implementation: • New `TabStatusSnapshot` interface in packages/core/src/types/index.ts (auto-exported via existing `export * from "./types"`): interface TabStatusSnapshot { status: AgentStatus; currentChunks?: Chunk[]; // present iff running currentAssistantId?: string; // present iff running } • `agent-manager.ts:getAllStatuses()` rewritten to return `Record<string, TabStatusSnapshot>` (was `Record<string, AgentStatus>`). For running tabs only, attaches a defensive shallow copy of `tabAgent.currentChunks` (the live streaming array the per-message loop appends to) plus the DB id of the in-flight assistant message. The defensive copy is the consumer's to mutate. Idle / error tabs get `{ status }` only. `GET /status` and the WS `onOpen` snapshot both pick up the new shape automatically — neither call site changed. • Frontend mirror of `TabStatusSnapshot` in packages/frontend/src/lib/types.ts; `AgentEvent.statuses` variant updated to use `Record<string, TabStatusSnapshot>`. • New `hydrateFromBackend()` on the tab store (packages/frontend/src/lib/tabs.svelte.ts). Sequence on app mount: 1. Bail with 0 if `tabs.length > 0` (hot-reload idempotency). 2. GET /tabs → list of `is_open=1` rows in `position` order. 3. GET /status → in-flight TabStatusSnapshot map. 4. GET /tabs/:id/messages for each tab in parallel via Promise.all → persisted ChatMessage[]. 5. Build the Tab objects, splicing the snapshot's live chunks into the in-flight assistant message for every running tab (two paths: merge into the existing DB row with matching id, or append a fresh in-flight message if no row matches). 6. `tabs = restored; activeTabId = restored[0]?.id ?? null;` Every fetch is wrapped in try/catch so one tab's failure can't destroy the whole restore pass. • WS `statuses` handler in `tabs.svelte.ts:handleEvent` rewritten for the new shape. Still fires `reloadTabMessagesFromApi` on the desync case (frontend thinks running, backend says idle — the pre-existing recovery path is preserved). When backend says running, seeds in-flight chunks into the assistant message matching `snap.currentAssistantId` (creating it if needed). When backend says non-running, clears `isStreaming` on the previous in-flight message and nulls `currentAssistantId`. • `App.svelte:onMount` now awaits `tabStore.hydrateFromBackend()` before deciding whether to fall back to `createNewTab()`. Fallback condition is the doubly-defensive `restored === 0 && tabStore.tabs.length === 0`. `wsClient.connect()` fires in parallel with hydration — the resulting WS `statuses` event is per-tab idempotent against the hydrated state, so there is no race even if it arrives mid-hydration. What was NOT done (deliberately, deferred to wishlist): • Pre-existing inconsistency: core `AgentStatus` includes "waiting_for_key" but frontend `TabStatusSnapshot.status` uses only the existing 3-state pattern ("idle" | "running" | "error"). Not introduced here; mirrored the existing precedent. • Restored tabs use defaults for `reasoningEffort`, `agentSlug`, `agentScope`, `agentModels`, `workingDirectory` — these are not in the DB `tabs` schema. Future schema expansion. • Per-delta DB flushing — not needed; the in-memory snapshot covers the gap between flushAssistant calls. • LocalStorage cache of tab ids — backend DB is the source of truth. Process notes: • Implemented via parallel programmer subagents (flash agents were requested but unavailable in this environment — substituted with "programmer" agents, which share the "reads a plan, implements a single step" charter). Backend (Segment A: getAllStatuses + 5 tests) and frontend (Segment B: types + hydrateFromBackend + statuses handler + onMount + 8 tests) ran disjoint-file-ownership in parallel. • Gemini code review (yolo mode for tool access, explicit prompt-level write restriction to `report.md` only) returned a SHIP verdict with no findings against the plan. • Self-review surfaced one followup gap that Gemini's earlier plan-mode pass also caught: no explicit test for `/tabs/:id/messages` failure isolation. Added a test covering both HTTP-500 and network-error variants alongside a healthy tab, asserting per-tab failures don't destroy the whole restore. Tests: • api/tests/agent-manager.test.ts: +5 (snapshot empty record, idle-tab field omission, running-tab field inclusion, defensive copy invariant, omits chunks for running tab with null currentChunks). 31 total (was 26). • frontend/tests/chat-store.test.ts: +9 (restore-with-messages, in-flight seeding, /tabs failure → 0 returned, empty /tabs array, idempotency when tabs already exist, idle-status when /status omits, running-snapshot statuses handler seeding, idle-snapshot statuses handler clearing, per-tab failure isolation across HTTP-500 and network-error). 44 total (was 35). Totals: 243 tests across 3 packages all green; typecheck clean on core + api + frontend; biome clean across 124 files.
2026-05-28fix(api): pre-populate Agent.messages from DB on construction so model ↵Adam Malczewski
switches preserve chat history Before this change, swapping the model mid-conversation via the sidebar slider lost all prior turns: the new model saw only the current user message and treated the conversation as brand-new. Root cause: `getOrCreateAgentForTab` invalidates the cached Agent (`tabAgent.agent = null`) whenever the effective keyId, modelId, permission key, or working directory differs from the cached values. The replacement Agent was then constructed with `messages: []` and the post-construction step that loads prior turns from the SQLite `messages` table simply did not exist. `processMessage` had already appended the current turn's user message to the DB (line 960) before calling `getOrCreateAgentForTab` (line 1015), so the DB held the full context — it was just never read. Fix: after every `new Agent(...)` in `getOrCreateAgentForTab`, call `getMessagesForTab(tabId)`, walk backwards to the most recent user-role row, and assign all strictly-prior rows to `tabAgent.agent.messages`. The walk-backwards strategy correctly handles two boundary cases: 1. Simple model switch — last DB row is the current user message; drop it (`Agent.run()` will push it again at line 546). 2. Agent-mode auto-fallback retry — last DB row may be a partial assistant response flushed by the previous failed attempt; we drop both that and the current user message in one pass. System-role rows (config-reload notices, etc.) are preserved verbatim; `toModelMessages` already strips them before the wire payload, so this is safe. The fix covers every Agent-reconstruction trigger, not just the model slider: - Sidebar model/key change (the reported case) - Permission setting change - Working-directory change (`processMessage` line 951) - dispatch.toml config-watcher reload (lines 236–237) - Skills directory watcher reload (lines 249–250) - `stopTab` after user cancellation (line 775) If `getMessagesForTab` throws (e.g. DB locked, schema mismatch), we swallow the error and leave `messages: []` — matching pre-fix behaviour for that case so this commit never regresses. Tests (+6 in `packages/api/tests/agent-manager.test.ts`, total 26): - pre-populates Agent.messages from DB history - leaves messages empty when DB has only the current turn (first msg) - excludes a partial assistant trail from a prior fallback attempt - preserves system-role rows in pre-populated history - survives a getMessagesForTab failure without crashing - reloads history on every Agent reconstruction (simulated slider switch from Opus to DeepSeek across two processMessage calls) The test rig was extended with: - `fakeMessagesByTab` map + `setFakeMessages` helper letting tests inject arbitrary DB rows for the mocked `getMessagesForTab`. - `constructedAgents` array captured at `run()` entry (not at construction) so each test sees the post-pre-populate snapshot; the production code reassigns `agent.messages` after `new Agent()` returns, so capturing at construction yielded a stale empty array. - Pluggable `runImpl` hook for tests that want a custom event stream (not yet exercised; staged for the next round of agent-mode fallback tests). Totals: 229 tests across 3 packages all green; typecheck clean on core + api + frontend; biome clean across 124 files.
2026-05-27fix(api): apply correct model+baseURL when API key env var is missing, ↵Adam Malczewski
preventing silent fallback to OpenCode Go endpoint
2026-05-27refactor: ChatMessage.chunks[] union — interleaved thinking, tool ↵Adam Malczewski
batching, error/system chunks
2026-05-27feat: tool-output truncation+spill, read_file pagination, read_file_slice, ↵Adam Malczewski
symlink-safe path resolution
2026-05-24fix: prompt caching, OpenCode Go MiniMax/Qwen support, Opus 4.7 thinking, ↵Adam Malczewski
SDK compat - Implement Anthropic prompt caching: first system message + last 2 non-system messages get cache_control: ephemeral, mirroring OpenCode's applyCaching strategy. Move system prompt inline into messages array so providerOptions can attach. - Add opencode-anthropic provider variant routing MiniMax/Qwen models through the /messages endpoint with x-api-key auth, distinct from the Claude OAuth flow's Bearer auth and Claude Code mimicry. - Split isAnthropic into isClaudeOAuth (billing header, mcp_ tool prefix, thinking config) and usesAnthropicSDK (cache markers) so non-OAuth Anthropic-format gateways get the right treatment. - Pin @ai-sdk/anthropic to ^1.2.12: v3 returns LanguageModelV3-spec models that ai v4's streamText rejects at runtime ('AI SDK 4 only supports models that implement specification version v1'). Drop unnecessary V1 casts. - Restore Opus 4.7 extended thinking by rewriting the outgoing /messages body in the Claude OAuth fetch interceptor: inject thinking: { type: 'adaptive' } (v1 SDK can't emit it), strip temperature/top_p/top_k (Anthropic rejects them with thinking enabled). Gated on max_tokens > 4096 so effort=none still works. - Bump MAX_STEPS from 10 to 50 to align with AI SDK's stepCountIs(20) default and reduce mid-task halts. - Fix pre-existing typecheck errors in agent-manager.ts (entry/nextEntry narrowing), app.ts (agentModels body field), KeyUsage.svelte (m guards), and a TS2742 in provider.ts via explicit ModelFactory return type. - buildFallbackSequence now always returns at least one entry so processMessage runs the agent loop even without keyId/modelId (fixes 4 broken agent-manager tests).
2026-05-23feat: google gemini provider, adaptive thinking for opus 4.7, model search ↵Adam Malczewski
filter - Added Google (Gemini) as a provider: add-key UI, env var resolution via resolveApiKey, usage tracking via native models endpoint + gemini.google.com cookie scraping - @ai-sdk/anthropic upgraded to v3 (adaptive thinking support) with LanguageModelV1 cast for ai v4 compat - Claude Opus 4.7 uses adaptive thinking (type: adaptive); all other models keep explicit budget tokens - Model selector modal: search filter with space matching dash/underscore - Copy button: all tool results truncated at 300 chars - Sidebar layout fix: Claude Reset panel removed from flex-1 fill to prevent overlap
2026-05-23feat: fallback model range slider with live label, model-changed eventAdam Malczewski
- Added model-changed event: backend emits it on fallback, frontend updates tab keyId/modelId - Range slider embedded inside active agent card when >1 model configured - Live label updates on drag (oninput), backend call only on release (onchange) - Slider auto-positions when fallback occurs via model-changed WS event
2026-05-23feat: key fallback using agent models[] hierarchy, background tool modes, ↵Adam Malczewski
copy truncation - Agent rate-limit fallback now iterates through agent's configured models[] in strict order - Frontend sends agentModels with each /chat request; backend uses buildFallbackSequence() - Emits notice event on fallback so chat shows which key failed and what's being tried next - Child agents inherit parent's agentModels for fallback - Added statusCode propagation from AI SDK errors for programmatic 429 detection - Copy button truncates all tool results at 300 chars (was 200 for 4 specific tools) - run_shell, summon, youtube_transcribe: background mode support - summon: blocking mode by default with getResult callback
2026-05-23feat: relative working directory support and subagent tab cwd propagationAdam Malczewski
- Resolve relative cwd paths (e.g. ./subtask) against parent's working directory at runtime - check-dir endpoint resolves relative paths and returns the resolved absolute path - AgentBuilder shows resolved path below input for relative paths, updated helper text - tab-created event now includes workingDirectory so subagent tabs display their cwd in sidebar - Add workingDirectory to tab-created AgentEvent type definition - spawnChildAgent stores resolved absolute path instead of raw relative path
2026-05-23feat: add is_subagent flag to agents, fix all lint/type/test issuesAdam Malczewski
- Add is_subagent checkbox to agent editor; subagents are hidden from Chat Settings - Add is_subagent field to AgentDefinition type, TOML serialization, and API route - Filter subagents from ModelSelector agent list - Fix all biome lint/format errors across codebase (useLiteralKeys, noNonNullAssertion, noExplicitAny, formatting, import sorting) - Fix svelte-check errors (type narrowing in SkillsBrowser, ToolPermissions, SidebarPanel) - Fix a11y warnings in App.svelte (label-control associations) - Fix test mocks missing BackgroundShellStore, BackgroundTranscriptStore, createWebSearchTool, createYoutubeTranscribeTool - Update stale 409 test to match current message-queuing behavior - Exclude packaging/ and release/ dirs from biome to avoid linting stale build artifacts
2026-05-23feat: youtube_transcribe blocks with polling, interruptible with background ↵Adam Malczewski
retrieve - youtube_transcribe now polls until transcript is ready (waits estimated_seconds - 2s, min 2s) - Times out after 10 minutes of polling - When user interrupts, polling continues in background with youtube_transcribe_<uuid> job ID - BackgroundTranscriptStore holds polling jobs, retrieve tool resolves them - ToolCallDisplay shows 'interrupted' badge (blue) when result contains [USER INTERRUPT] - Applies to all interruptible tools: run_shell, youtube_transcribe, retrieve
2026-05-23feat: web_search + youtube_transcribe tools, shell interrupt backgrounding, ↵Adam Malczewski
fixes - Add web_search tool (Firecrawl POST to /v1/search with query, limit, lang, country, scrapeOptions) - Add youtube_transcribe tool (GET to transcriber service, handles completed/queued/failed statuses) - Both tools registered for parent agents (always) and child agents (permission-gated) - Added to summon enum, TOOL_DESCRIPTIONS, and core exports - Shell interrupt: run_shell now races against user queue interrupt - When interrupted, command continues in background with run_shell_<uuid> job ID - BackgroundShellStore holds running processes, auto-cleans 10min after completion - retrieve tool extended to handle both agent IDs and shell job IDs - Tool error detection: results starting with 'Error:' now marked isError in UI - Fix TS error: cast unavailMatch[1] regex capture group to string - Docker: network_mode host for Tailscale/LAN access to external services - Bun.serve idleTimeout set to 60s (was default 10s) - KeyUsage: clearer message when OpenCode usage data unavailable - Firecrawl: only send scrapeOptions when scrape=true (avoid 400 on instances without scrape support)
2026-05-22feat: message queue/interrupt system, CORS fix, mobile fixes, chat splittingAdam Malczewski
- Add message queue allowing users to send messages while agent is running - Queue messages are injected into tool results as [USER INTERRUPT] - Retrieve tool interrupted via Promise.race when user message arrives - Queued messages show with 'queued' badge and cancel button - Consumed messages repositioned and chat splits at interrupt point - New assistant message block created after interrupt for clean flow - Add POST /chat/cancel endpoint for cancelling queued messages - Fix CORS to allow any origin (Tailscale/LAN access) - Fix crypto.randomUUID fallback for non-secure contexts (HTTP) - Fix frontend API URL derivation from page hostname - Auto-create DB tab if missing on processMessage (foreign key fix) - Add error logging to processMessage catch block - Fix working directory input sync on agent switch - Fix agent mode button to re-apply agent settings
2026-05-22feat: add/remove keys from UI, backend URL setting, user service, Docker fixAdam Malczewski
- Add POST /models/add-key and POST /models/remove-key API endpoints - Add 'Add New Key' modal (page-level) with provider selection - Add remove button per key in Model Status view - Add configurable backend URL setting in Settings panel with localStorage persistence - Convert systemd service from system to user service (systemctl --user) - Fix Docker entrypoint to chown all nested node_modules dirs - Update dispatch.toml credential paths to use -pro/-max naming - Make API port configurable via PORT env var (default 3000, prod 18390)
2026-05-22feat: Arch Linux packaging with Electron frontend, systemd backend service, ↵Adam Malczewski
and Windows exe build - Add Electron wrapper (main.cjs, preload.cjs) for desktop frontend - Add systemd service unit, env config, and sysusers for backend API - Add PKGBUILD and .install for Arch package (makepkg -si) - Add desktop entry, SVG/PNG icon, and wrapper scripts - Add bin/build-pkg, bin/install-pkg, bin/windows-pkg scripts - Make API port configurable via PORT env var (default 3000, prod 18390) - Add electron-builder config for Windows exe cross-compilation - Set vite base to './' for Electron file:// loading
2026-05-22feat: agent builder, CWD support, auto-save, UI polish, unavailable tool ↵Adam Malczewski
handling - Agent Builder: full CRUD with card grid, drag-and-drop model reorder, edit/delete - Auto-save on edit with 600ms debounce, AbortController for concurrency, fieldset disabled until name entered - Agent definitions stored as TOML with cwd field, loaded from global/project dirs - Working directory: per-tab CWD override in Chat Settings, agent default CWD, auto-create on first message - CWD validation: check-dir endpoint with ~ expansion, real-time validity indicator - Subagent CWD validated against parent's effective CWD using path.relative - Unavailable tool calls: caught gracefully, shown as tool call with error badge, model retries - UI: tab bar border radius, sidebar border removed, chat input ghost style, scroll-to-bottom rectangle - Skills dir collapse uses CSS rotation, Model Choice renamed to Chat Settings, System Prompt view removed - Reusable SkillsBrowser/ToolPermissions with external mode for Agent Builder - ModelSelector: Agent/Manual toggle, agent list, Agent Settings link - Page router, skills recursive scanning, bin/up gopass removed, docker volume mounts
2026-05-22feat: two-row tab bar with temp/persistent subagent tabs, tab persistenceAdam Malczewski
- Split tab bar into user tabs (top) and subagent tabs (bottom row) - Bottom row only visible when active user tab has child agents - Parent user tab stays highlighted when viewing a subagent tab - Temp tabs auto-disappear when agent completes, click to promote to persistent - 'Open Tab' button on summon tool calls to view/reopen subagent history - Reopening archived tabs fetches full chat history from backend - Add parent_tab_id column to DB with safe ALTER TABLE migration - Persist keyId, modelId, parentTabId on child tab creation - Flush partial assistant messages on abort/error (finally block) - Defensive JSON.parse in message restoration - Allow all Vite hosts for local development - Fix nested button in ToolCallDisplay (button inside button)