- Added /move slash command to allow users to relocate sessions to different working directories.
- Added moveTo() method to SessionManager for programmatic session relocation with file system operations and rollback support.
- Added refreshSlashCommandState() method to InteractiveMode for dynamic slash command reloading when changing directories.
- Added setSlashCommands() method to AgentSession to allow external management of file-based slash commands.
- Added handleMoveCommand() handler in command-controller to process /move commands with validation and error handling.
- Extracted cross-platform URL and file path opening logic into a unified `openPath` utility function.
- Removed duplicate platform-specific browser opening code from five modules (stats-cli, debug, login-dialog, command-controller, mcp-command-controller) and replaced with calls to the centralized utility.
- Simplified error handling by delegating platform detection and command execution to the reusable utility function.
- Added computeHashlineDiff function to compute diffs for hashline-based edits without applying them.
- Added support for hashline edits in tool execution with caching mechanism to avoid redundant diff computations.
- Added formatStreamingHashlineEdits function to format and display hashline edits with configurable limits.
- Enhanced EditRenderArgs interface with optional previewDiff and edits fields for hashline mode support.
- Refactored import paths from absolute package-scoped imports to relative imports for better module resolution.
- Added abort signal support to MCP server connection and tool listing operations, enabling cancellation via Escape key during testing.
- Enhanced MCP connection timeout handling with improved abort signal integration in the withTimeout function to prevent race conditions.
- Improved MCP test command UI to display '(esc to cancel)' indicator and handle cancellation gracefully.
- Updated HTTP transport session termination to include timeout mechanism preventing indefinite hangs.
- Fixed MCP test command cleanup to prevent resource leaks when operations are cancelled or aborted.
- Added inline hint support for slash commands with getInlineHint() method on SlashCommand and AutocompleteProvider interfaces.
- Added SubcommandDef interface for declarative subcommand definitions with name, description, and usage properties.
- Added subcommands and inlineHint properties to BuiltinSlashCommand interface for enhanced command configuration.
- Added getArgumentCompletions and getInlineHint functions to materialized slash commands for browser and mcp subcommand completion.
- Converted browser command to support subcommands (headless, visible) with inline hints.
- Converted mcp command to support 10 subcommands (add, list, remove, test, reauth, unauth, enable, disable, reload, help) with descriptions and usage hints.
- Added missing type annotation for `settings` parameter in `resolvePrimaryModel` function.
- Added missing type annotation for `settings` parameter in `resolveSmolModel` function.
- Added missing type annotation for `settings` parameter in `ModelSelectorComponent` constructor.
- Added `temperature` configuration setting to control LLM sampling temperature with values from 0 (deterministic) to 1 (creative) to -1 (provider default).
- Added temperature option selector in settings UI with preset values: Default, 0, 0.2, 0.5, 0.7, 1.
- Renamed `settingsInstance` parameter to `settings` in `CreateAgentSessionOptions` for consistency.
- Updated all internal references from `settingsInstance` to `settings` throughout SDK and components.
- Integrated temperature setting into agent configuration and selector controller.
- Removed unsafe OAuth endpoint extraction from error message text
- Fixed PKCE verifier storage with typed #codeVerifier field
- Fixed refresh token fallback using access token as refresh token
- Enforced restrictive file permissions (0o700/0o600) for MCP configs
- Fixed wizard buildConfig() to respect user-chosen env var and header names
- Fixed reauth endpoint discovery for non-OAuth servers
- Stored original config on connection, resolved config only for transport
- Added runtime type validation for enabled/timeout in config loaders
- Converted all TS private keywords to ES # private fields
- Wrapped uncaught throws in /mcp add with try/catch error handling
- Replaced new Promise with Promise.withResolvers() pattern
- Sanitized TUI output with replaceTabs/truncateToWidth
- Enforced http/https URL validation in add wizard
- Fixed greedy /mcp prefix match in input controller
- Corrected config filename references in MCP guide
- Added server name validation to updateMCPServer
- Fixed timeout timer leak in stdio transport
* + /mcp
- Reloads MCP manager in runtime state (no restart needed) and syncs with mcp.json.
- Handles OAuth discovery/auth flow automatically for auth-required servers.
- Validates server names and config shape before saving.
- Persists OAuth credentials in auth storage and links them to MCP config.
- Provides immediate connection checks and clear status messages.
- Supports enable/disable, reauth, and unauth flows that are easy to get wrong by hand.
* active agent tool registry runtime reload + token support for bearer auth http based transport
* +session rebind on succesful connection
* fix(coding-agent): address /mcp check failures
---------
Co-authored-by: can1357 <me@can.ac>
- Migrated console.error() calls to structured logger.warn() and logger.error() throughout codebase.
- Updated os.tmpdir() import style in browser tool from destructured to namespace import.
- Fixed bash tool hanging with background jobs by implementing timeout-based cancellation and draining stdout/stderr pipes instead of waiting indefinitely for EOF.
- Fixed crash when auto-reading large @mentions by adding file size validation (5MB for text, 25MB for images) before reading file contents.
- Prevented out-of-memory issues by skipping files exceeding size limits and displaying file size information in UI for skipped files.
- Added GB file size formatting support to handle very large files in human-readable format.
- Added file size display in UI for skipped files to inform users why files were not included.
- Added test case verifying bash executor returns correctly when command spawns background jobs.
- Ensured todoItems is cleared when no session file exists or todo file cannot be loaded.
- Added explicit initialization of todoItems to empty array in error and no-session-file cases to prevent stale todo data from persisting.
- Fixed schema normalization in Google provider to handle array-valued type fields by converting them to single type with nullable flag.
- Refactored version parsing in install script to use bash parameter expansion instead of IFS field splitting.
- Changed variable declarations from let to var in theme module global scope.
- Renamed XML tag `<important>` to `<caution>` across system prompts and tool documentation for improved semantic clarity.
- Collapsed multi-line function calls to single lines in diff component formatting for improved code conciseness.
- Consolidated emoji guideline into critical section in write tool documentation.
- Fixed whitespace visualization in CHANGELOG diff output and corrected incomplete text.
- Added visualization of leading whitespace (indentation) in diff output with dim glyphs--tabs display as ` -> ` and spaces as `·` for improved readability.
- Implemented visualizeIndent() function to normalize and display indentation patterns, collapsing 3-space groups into tab arrows and marking individual spaces with middle dots.
- Removed getCursorPosition() method from Component interface and implementations, eliminating hardware cursor positioning support.
- Changed PI_HARDWARE_CURSOR environment variable default from implicit true to explicit '1' with fallback pattern.
- Changed PI_CLEAR_ON_SHRINK environment variable default from implicit false to explicit '0' with fallback pattern.
- Added screen clearing on TUI startup to prevent shell prompts from bleeding into first rendered frame.
- Refactored full-render logic into reusable fullRender() helper function.
- Extracted Alt+Enter follow-up message handling from inline editor callback into dedicated handleFollowUp() method.
- Moved follow-up keybinding registration to use new handleFollowUp() method instead of inline callback.
- Implemented width-aware text truncation across all tool renderers to respect terminal width constraints and prevent output overflow.
- Enhanced render caching to include width parameter for cache invalidation when terminal width changes, improving cache accuracy.
- Migrated truncateToWidth function imports from render-utils to centralized tui module for better code organization.
- Introduced Hasher utility for generating width-aware cache keys in calculator, find, grep, todo-write, and write tools.
- Optimized box component rendering to only truncate lines that exceed content width, reducing unnecessary truncation operations.
- Added ModeChangeEntry type export to public API for tracking agent mode transitions.
- Added mode and modeData fields to SessionContext to track active agent mode state across sessions.
- Added appendModeChange() method to SessionManager for recording mode transition entries.
- Added plan mode state restoration from session entries when resuming interactive mode sessions.
- Updated HTML export filter to treat mode_change entries as settings entries alongside model changes and thinking level changes.
- Added type validation for tool arguments in HTML export template with error handling for invalid values.
- Replaced ASCII ellipsis characters (three dots '...') with Unicode ellipsis character ('...') throughout the codebase for improved typography.
- Adjusted string truncation logic to account for single-character Unicode ellipsis instead of three-character ASCII ellipsis, reducing reserved space from 3 to 1 character in truncation calculations.
- Updated truncation offsets in multiple files (session-manager, agent, executor, footer) to preserve 2 additional characters before ellipsis due to more compact Unicode representation.
- Implemented caching for tool output block rendering to avoid redundant computations on re-renders.
- Enhanced read tool grouping to prevent coalescing across narrative boundaries (text/thinking blocks between tool calls).
- Improved string preview formatting to detect multi-line strings and display line counts with ellipsis indicators.
- Refactored tool execution component to use reactive render state tracking for better state management.
- Enhanced error handling in tool renderers with logging for failures.
- Fixed truncation indicator to use ellipsis character instead of verbose suffix.
- Extracted stream parsing utilities into reusable functions in pi-utils package (readLines, readJsonl, parseJsonlLenient, readSseJson).
- Replaced manual buffer management with ConcatSink class for efficient stream handling across multiple modules.
- Simplified SSE stream parsing in google-gemini-cli provider by using readSseJson utility instead of manual reader setup.
- Refactored MCP stdio transport to use readLines utility for cleaner line-based stream processing.
- Updated RPC client and mode to use readJsonl utility, removing duplicate JSONL parsing logic.
- Optimized buffer allocations by using allocUnsafe where data is immediately populated and reusing empty buffer instances.
- Renamed web search types and functions to remove 'Web' prefix for broader applicability (WebSearchProvider -> SearchProviderId, WebSearchResponse -> SearchResponse, WebSearchTool -> SearchTool, etc.).
- Refactored web search provider system from object-based configuration to class-based architecture with abstract SearchProvider base class and concrete provider implementations.
- Refactored ModelRegistry to use direct constructor instantiation instead of discoverModels() helper function, simplifying model discovery pattern.
- Refactored config system to use new ConfigFile class with schema validation, caching, and multi-format support (JSON, JSONC, YAML).
- Simplified Exa API key discovery to check environment variables only, removing .env file reading logic.
- Refactored SSE stream parsing to use generic `readSseJson` utility instead of domain-specific handlers across multiple packages.
- Migrated from Node.js Buffer API to Web standard APIs (Uint8Array, TextDecoder, DataView) for cross-platform compatibility.
- Simplified stream transformation pipeline by consolidating multiple stream operations into unified `createTextLineSplitter` utility.
- Refactored `ptree.ts` to remove complex stream pumping infrastructure and simplify stderr handling with direct async iteration.
- Rewrote stream utilities to operate at binary level with byte-level parsing for improved efficiency and reduced string allocations.
- Updated TypeScript configuration to include DOM.AsyncIterable type definitions for async iterable DOM API support.
- Fixed model switches deferred during streaming to apply correctly when the stream completes, preventing model changes from being lost.
- Added pendingModelSwitch field to track deferred model changes during active streams.
- Added flushPendingModelSwitch() method to apply deferred model switches after streaming completes.
- Modified switchToPlanModel() to defer model changes when a stream is active instead of applying immediately.
- Modified exitPlanMode() to defer model restoration when a stream is active instead of applying immediately.
- Modified EventController to call flushPendingModelSwitch() when stream completion is detected.
- Migrated from @types/node to @types/bun across all packages to align with Bun runtime.
- Removed @types/node and bun-types from root and package-specific devDependencies.
- Updated tsconfig.base.json to remove 'node' from types array and 'DOM.AsyncIterable' from lib, keeping only Bun-compatible configurations.
- Simplified ReadableStream type annotation in openai-codex-stream.test.ts by removing explicit Uint8Array generic parameter.
- Added support for image file mentions with automatic detection, resizing, and attachment via @filepath syntax.
- Enhanced file mention messages to support both text content and image attachments with optional line count for text files.
- Implemented image dimension information display in file mention UI.
- Updated file mention processing to respect image auto-resize settings.
- Modified file mention data structure to include optional image property and optional lineCount field.
- Refactored variable naming in file processor to remove unused variable convention.
- Fixed plan mode toggles during streaming to inject plan-mode context immediately, preventing file edits while in plan mode.
- Updated file mention processing to respect image auto-resize settings.
- Added sendPlanModeContext method to inject plan mode context message into conversation history.
- Converted class properties to TypeScript parameter properties across 51 files to reduce boilerplate code.
- Removed explicit field declarations and manual assignments in constructors by using TypeScript's parameter property syntax with access modifiers.
- Applied consistent pattern of declaring private readonly and public readonly properties directly in constructor parameters.
- Converted SubmenuSettingDef.getOptions() method to options getter property for improved API ergonomics.
- Changed OptionProvider type to support both static arrays and function providers, enabling simpler configuration of option lists.
- Added createSubmenuSettingDef() helper function to simplify creation of submenu settings with flexible option providers.
- Refactored internal option provider definitions to use static arrays instead of arrow functions where applicable.
- Updated SelectSubmenu to enforce immutability of options parameter using ReadonlyArray type.
- Refactored select-list.ts to use TypeScript parameter properties for cleaner constructor implementation.
- Modified setThinkingLevel() API to accept optional persist parameter with default value of false, allowing callers to control whether thinking level changes are persisted to settings.
- Updated SetThinkingLevelHandler type signature to include optional persist parameter for consistency across extension handlers.
- Simplified setThinkingLevel method signature from accepting options object to accepting boolean persist parameter, improving API clarity.
- Extracted external editor handling logic into shared utility module to reduce code duplication across hook-editor and input-controller components.
- Created new external-editor utility module with getEditorCommand() and openInEditor() functions for centralizing editor process management and temporary file handling.
- Simplified hook-editor component by replacing manual editor spawning and file operations with openInEditor() utility function call.
- Simplified input-controller component by replacing manual editor spawning and file operations with openInEditor() utility function call.
- Migrated all environment variable access from Node.js `process.env` to Bun runtime `Bun.env` API across the entire codebase.
- Updated 71 files including source code, tests, documentation, and configuration to use Bun's native environment variable API.
- Added comprehensive environment variables documentation in `packages/coding-agent/docs/environment-variables.md` covering 100+ environment variables organized by category.
- Updated CHANGELOG entries to reflect migration from `process.env` to `Bun.env` and environment variable prefix changes (PI_* vs OMP_*).
- Maintained identical behavior and logic across all changes - only the environment variable access method was updated.
- Added UI dropdown options for `task.maxRecursionDepth` setting with presets (Unlimited, None, Single, Double, Triple).
- Added UI dropdown options for `grep.contextBefore` setting with presets (0-5 lines).
- Added UI dropdown options for `grep.contextAfter` setting with presets (0-10 lines).
- Simplified `task.maxRecursionDepth` description in settings UI to remove specific value examples.
- Added optional `persist` parameter to `setThinkingLevel()` method to control whether thinking level changes are saved to settings.
- Changed thinking level cycling to no longer persist changes to settings by default, enabling quick iteration through thinking levels without modifying user preferences.
- Updated selector controller to handle both `thinkingLevel` and `defaultThinkingLevel` setting changes.
- Replaced nanoid and randomUUID with Snowflake ID generator across codebase for consistent distributed ID generation.
- Created new Snowflake utility module in packages/utils with support for 64-bit distributed ID generation with configurable epoch, machine ID, and sequence numbers.
- Updated session ID format documentation from nanoid to snowflake hex string format (16 hex characters).
- Removed nanoid dependency from package.json as it is now replaced by internal Snowflake implementation.
- Migrated environment variable access from function-based `getEnv()` API to object property-based `$env` API across 43 files in the monorepo.
- Simplified `packages/utils/src/env.ts` by removing scoped environment variable logic (EnvScope, getEnvMap, getEnv functions) and replacing with direct `process.env` reference exported as `$env`.
- Updated `packages/ai/src/stream.ts` to remove environment parameter from KeyResolver functions and use global `$env` object instead of passed-in env parameter.
- Migrated environment variable access from direct process.env to centralized getEnv() utility function across all packages.
- Renamed environment variable prefix from OMP_ to PI_ throughout codebase (e.g., OMP_CODING_AGENT_DIR -> PI_CODING_AGENT_DIR).
- Removed automatic environment variable migration from PI_ to OMP_ prefixes via migrate-env.ts module.
- Removed env setting from configuration schema and applyEnvironmentVariables() method from settings.
- Updated CI/CD build configuration to use PI_COMPILED flag instead of OMP_COMPILED.
- Changed venvPath property in PythonRuntime from nullable (string | null) to optional (string | undefined).
- Added terminal-capabilities module with NotifyProtocol enum and notification formatting/sending methods to TerminalInfo class.
- Renamed TERMINAL_INFO export to TERMINAL and consolidated terminal image/capability exports from terminal-image to terminal-capabilities module.
- Removed terminal-image module exports from public API with functionality migrated to terminal-capabilities.
- Simplified notification settings in coding-agent by removing protocol detection logic and delegating to TERMINAL.sendNotification().
- Removed terminal-notify.ts utility module from coding-agent, consolidating notification handling into pi-tui package.
- Added task.maxConcurrency configuration setting with default value of 32 to control concurrent execution limits for subagents.
- Added UI options for task concurrency configuration with 8 preset levels (Unlimited, 1, 2, 4, 8, 16, 32, 64) in the tools settings tab.
- Changed task concurrency to be configurable via task.maxConcurrency setting instead of hardcoded MAX_CONCURRENCY constant.
- Changed concurrency limit calculation to support unlimited concurrency when task.maxConcurrency is set to 0.
- Removed MAX_CONCURRENCY constant and associated hardcoded concurrency limit from task execution.
- Updated task execution to dynamically retrieve maxConcurrency from session settings instead of using imported constant.
- Removed WASM-specific naming conventions and terminology throughout the codebase, including import aliases, comments, and type aliases.
- Removed legacy type aliases 'WasmMatch' and 'WasmSearchResult' from grep types module.
- Removed TypeScript module declaration for '*.wasm?raw' file imports.
- Updated error handling in task executor to properly handle stopReason === 'error' case with exit code and error message capture.
- Simplified documentation comments to remove implementation details about WASM and Photon library internals.
- Updated README to reflect shift from WASM to N-API for pi-natives crate implementation.
- Added 'commit' model role for dedicated commit message generation.
- Exported 'resolveModelOverride' function from model-resolver module for public use.
- Refactored model role system to centralize role configuration in MODEL_ROLES registry.
- Extracted model resolution utilities into dedicated model-resolver module for improved code organization.
- Made 'tag' and 'color' properties optional in ModelRoleInfo interface to support roles without visual indicators.
- Enhanced model selector with defensive null/undefined checks for optional role properties.
- Added default generic type parameter to Model interface, allowing Model to be used without explicit type argument.
- Removed explicit <any> generic type parameters from Model type annotations throughout codebase, leveraging new default parameter.
can1357