- Add enginePaused field to Settings type with soft-pause semantics (drain queue, don't kill agents)
- Gate scheduler, triage, auto-merge, and periodic merge retry on enginePaused
- Add Pause and Stop buttons to dashboard Header replacing single toggle
- Wire enginePaused state through App with optimistic toggle and unpause resume logic
- Add tests for scheduler, triage, dashboard CLI, Header, and App covering pause behavior
- Add checkSessionError helper that re-raises errors stored on session.state.error after prompt() resolves silently when retries are exhausted
- Integrate checkSessionError in executor, triage, merger, and reviewer agents so existing catch blocks with isUsageLimitError can trigger UsageLimitPauser
- Add tests for checkSessionError and for each agent's error propagation path
- Add audit report documenting the error propagation gap
- Add changeset for the fix
- Add rehydrate() method and scanIdleWorktrees() to restore idle worktrees from disk on startup
- Add cleanupOrphanedWorktrees() to remove stale worktrees when recycling is disabled
- Wire startup rehydrate/cleanup into dashboard command based on recycleWorktrees setting
- Export new functions from @kb/engine and update dashboard imports
- Add unit tests for rehydrate/scan/cleanup and integration tests for restart resilience
- Change poll() to fire specifyTask() with `void` instead of `await`, enabling concurrent task specification bounded by AgentSemaphore
- Add JSDoc to poll() documenting concurrent dispatch and re-entrance guard behavior
- Add tests for concurrent dispatch, semaphore limiting, polling flag reset, and overlapping poll discovery
- Update existing re-entrance guard test to block on listTasks (discovery) rather than specifyTask
- Fix existing paused-tasks and globalPause tests for non-blocking dispatch timing
- Add settings:updated listener in Scheduler to trigger schedule() on globalPause true→false transition
- Add settings:updated listener in TriageProcessor to trigger poll() on globalPause true→false transition
- Add unpause handler in dashboard to resume orphaned executor tasks and sweep merge queue
- Guard all resume paths against no-op transitions (false→false, true→true) and stopped state
- Add tests for all three resume paths covering transition edge cases
- Add settings:updated event to TaskStore with previous/new settings payload
- Kill all active executor agent sessions when globalPause transitions false→true
- Kill all active triage specification sessions on global pause with clean status reset
- Track and dispose active merger session on global pause via onSession callback
- Add JSDoc documenting global pause behavior on executor and triage constructors
- Add re-entrance guard to triage poll() to prevent overlapping poll cycles
- Move status update to 'specifying' inside semaphore callback so queued tasks don't appear active
- Fix scheduler double-counting specifying tasks when semaphore is present
- Add tests for poll re-entrance guard, semaphore-aware status transitions, and scheduler slot counting
- Add changeset for patch release
- Add UsageLimitPauser class and isUsageLimitError detector for rate limits, overloaded, and quota errors
- Integrate usage limit detection into executor, triage, and merger error handlers
- Wire shared UsageLimitPauser instance in dashboard startup across all agents
- Export UsageLimitPauser and isUsageLimitError from @kb/engine public API
- Add comprehensive tests for detector patterns and agent integration
- Add globalPause setting to core Settings type with default false
- Guard scheduler, triage, and auto-merge queue to skip work when globalPause is active
- Add pause/play toggle button in dashboard Header with optimistic UI and rollback on failure
- Add tests for scheduler, triage, Header, and App global pause behavior
- Include minor changeset for the new feature
- Add confirm parameter to task_add_dep requiring explicit opt-in before destructive action
- On confirm, abort execution, discard worktree/branch, and move task to triage
- Add triage as valid transition from in-progress for dependency-triggered re-specification
- Auto-move todo tasks to triage when dependencies are added
- Update EXECUTOR_SYSTEM_PROMPT with task_add_dep confirm behavior documentation
- Change activeWorktrees filter to only count in-progress tasks, not in-review with worktree
- Update existing scheduler test to reflect in-progress-only counting
- Add 3 new tests covering in-review tasks not blocking scheduling
- Update maxWorktrees JSDoc to reflect new semantics
- Add changeset for patch release
- Add parseDependenciesFromPrompt to TaskStore to extract task IDs from ## Dependencies section
- Call dependency parser in specifyTask after PROMPT.md is written by triage agent
- Extract size (S/M/L) and review level from PROMPT.md front-matter into task metadata
- Extend updateTask to accept size and reviewLevel fields
- Add comprehensive tests for dependency parsing and triage integration
- Add priority levels (PRIORITY_MERGE=2, PRIORITY_EXECUTE=1, PRIORITY_SPECIFY=0) to AgentSemaphore
- Update acquire() and run() to accept a numeric priority parameter with FIFO ordering within same level
- Wire priority constants into executor (PRIORITY_EXECUTE) and triage (PRIORITY_SPECIFY) callers
- Add comprehensive tests for priority ordering, FIFO within same priority, and dynamic limit interaction
- Include changeset for the priority-based agent scheduling feature
- Relax scheduler dep gate to treat in-review tasks as satisfied
- Add resolveBaseBranch() to detect in-review deps with unmerged worktrees
- Executor creates worktrees from dep branch instead of HEAD when baseBranch is set
- Extend file-overlap tracking to include in-review tasks with worktrees
- Add baseBranch field to Task type and store update logic
- Add scheduler and executor tests for in-review dependency handling
- Differentiate RETHINK handling between plan reviews (session rewind only) and code reviews (git reset + session rewind)
- Update system prompt with detailed REVISE/RETHINK verdict descriptions for plan vs code review types
- Enforce code review REVISE verdict by blocking task_update(done) until re-review passes
- Capture pre-step session checkpoints in task_update for conversation rewind on RETHINK
- Add comprehensive tests for plan RETHINK, code RETHINK, and REVISE enforcement flows
- Capture pre-step session checkpoint in task_update when status changes to in-progress
- Handle RETHINK verdict with git reset --hard to baseline SHA to revert code changes
- Rewind agent conversation to pre-step checkpoint via navigateTree with branchWithSummary fallback
- Update system prompt to describe RETHINK as automatic revert + rewind behavior
- Replace code review REVISE enforcement tests with comprehensive RETHINK rewind tests
- Track per-step code review verdicts in executor via codeReviewVerdicts map
- Block task_update(status="done") when last code review returned REVISE
- Update system prompt with enforcement language distinguishing code vs plan reviews
- Add comprehensive tests for verdict tracking, blocking, clearing, and independence across steps
- Extend AgentLogEntry with agent field and new event types (thinking, tool_end)
- Expand AgentLogger with thinking, tool_end callbacks and agent role support
- Wire new logging callbacks in createKbAgent and all agent call-sites (executor, merger, reviewer, triage, pi)
- Update AgentLogViewer with agent role badges and rendering for new entry types
- Export AgentRole and AgentLogType from core package and add tests for new functionality
- Add defaultThinkingLevel to core Settings types and exports
- Thread thinking level through engine executor, merger, reviewer, triage, and pi
- Add effort dropdown to Model settings UI in SettingsModal
- Add tests for thinking effort dropdown in SettingsModal
- Rename npm packages from @kb/* to @hai/* and update all workspace references
- Rename CLI binary from kb to hai and config directory from .kb to .hai
- Update dashboard UI branding, titles, and references from kb to hai
- Update all test files, CI workflows, and documentation to reflect new naming
- Run comprehensive grep verification to ensure no stale kb references remain
- Create logger module with log levels and structured output (packages/engine/src/logger.ts)
- Replace console.log/warn/error calls with structured logger across engine modules
- Export logger from engine package index
- Add comprehensive tests for logger functionality
- Clean up CI/release workflows and update docs
- Remove binary build steps from CI and delete release/test-release workflows
- Replace release workflow with npm publish via version.yml and changesets
- Configure all packages (cli, core, dashboard, engine) for npm publishing
- Add package-config tests to verify publishConfig and package metadata
- Update README and documentation to reflect npm-based distribution
- Add defaultProvider and defaultModelId to ReviewOptions interface
- Forward model settings from store to createHaiAgent in reviewer
- Forward model settings from store to createHaiAgent in merger
- Pass settings from executor to reviewStep call
- Add tests for model settings threading in both reviewer and merger
- Extend Settings type with model provider and model name fields
- Add backend API endpoint to list available models
- Add frontend API client for fetching models
- Add model settings section to SettingsModal with provider/model dropdowns
- Update engine executor to use the selected model from settings
- Add paused field to Task data model and store with pauseTask method
- Update triage, scheduler, and executor to respect paused flag and terminate paused tasks
- Add REST API endpoints and CLI commands for pause/unpause operations
- Add dashboard UI visual indicator and toggle for paused state
- Update README with pause/unpause CLI command documentation
- Remove 80-char truncation from bash command summaries in summarizeToolArgs
- Remove length guard from fallback string-valued arg path
- Update agent-logger tests to expect full strings without truncation
- Add test case for long string-valued fallback args
- Update executor tests to match new non-truncating behavior
- Add includeTaskIdInCommit boolean to Settings type with default true
- Refactor merger to dynamically build system prompt based on setting
- Update fallback commit message to respect the toggle
- Add checkbox to Settings UI under Merge section
- Add unit tests for merger and SettingsModal behavior
- Add AgentLogger class encapsulating log file management and structured logging
- Add comprehensive unit tests for AgentLogger
- Rewire executor, triage, and merger to use AgentLogger instead of inline logging
- Reduce duplication across agent modules
- Export AgentLogger from engine package index
- Add agent log persistence to triage agent with log capture and storage
- Add agent log persistence to merger agent with log capture and storage
- Add unit tests for triage agent log persistence
- Add unit tests for merger agent log persistence
- Replace task ID with generateWorktreeName for worktree directory paths
- Worktrees now use human-friendly adjective-noun names (e.g. swift-falcon)
- Add tests for fresh worktree naming, task ID exclusion, and resumed task reuse
- Extend AgentLogEntry type with optional detail field for tool metadata
- Thread tool args through engine executor callbacks to populate detail
- Render tool detail (name, args) in AgentLogViewer component
- Add unit tests for store, executor, and AgentLogViewer changes
- Move updateTask call inside try block so ENOENT from deleted tasks is caught
- Add ENOENT check in catch to log and skip instead of treating as a failure
- Preserve existing error handling for non-ENOENT errors
- Add resilience tests covering ENOENT scenarios in specifyTask
- Add @types/node dev dependency to fix TS2307 module resolution errors
- Sort dependencies alphabetically in engine package.json
- Update pnpm-lock.yaml with new type definitions
- Add taskPrefix field to Settings type and use it in allocateId
- Update store listTasks and handleFsChange to support any task prefix
- Update triage duplicate regex to match configurable prefix
- Add Task Prefix input to dashboard SettingsModal UI
- Add tests for prefix-aware task allocation and settings modal
- Inject test and build commands from settings into the execution prompt
- Add Project Commands section with testCommand and buildCommand when configured
- Hoist getSettings call above the isResume check so commands are always available
- Add unit tests for project command propagation in buildExecutionPrompt
- Update integration test assertions for the hoisted getSettings call
- Add agent log persistence layer with JSONL append/read and event emission in core store
- Add server-side SSE log streaming endpoint and REST route for fetching logs
- Create AgentLogViewer component and useAgentLogs hook for real-time log display
- Integrate log viewer into TaskDetailModal
- Fix pre-existing build and test errors
- Create build script (packages/cli/build.ts) using Bun.build compile target
- Update asset resolution in dashboard server for bundled context
- Add npm scripts to wire up the build process
- Add build-exe tests to verify compiled binary output
- Fix pre-existing build errors in engine and core packages
- Document build and compile workflow in README
- Add Static type import from pi-ai in triage.ts
- Add aiMergeTask import from merger.js in executor.test.ts
- Add WorktreePool import from worktree-pool.js in executor.test.ts
- Add blockedBy field to Task type and core store
- Update scheduler to set blockedBy when deferring tasks due to file-scope overlap
- Render file-scope overlap badge on TaskCard in dashboard
- Add tests for blockedBy store logic, scheduler deferral, and TaskCard badge
- Simplify and refactor existing executor, triage, and CLI command code
- Expand MIME type support for text file uploads
- Add --attach flag to CLI task create command
- Surface attachments to triage agent with image content support
- Reference attachments in executor prompt for task execution context
- Add drag-and-drop file upload on dashboard task cards
- Update Scheduler to read settings dynamically from the store instead of using static config
- Make TriageProcessor poll interval dynamic so it responds to settings changes
- Update dashboard.ts wiring to pass dynamic settings through to engine components
- Add scheduler and triage processor tests for dynamic settings behavior
- Remove unused InlineCreateCard and stale test files
- Add wasWorktreeLimited flag to only log worktree limit on first occurrence
- Reset flag when worktrees free up so the message reappears on next saturation
- Add tests verifying single log on repeated maxed passes
- Add test verifying log reappears after slots free and re-saturate
