- Keep only the active assistant response in streaming Markdown mode.\n- Remount completed responses in static mode to release incremental AST caches.\n- Preserve final Markdown, code rendering, and theme behavior.
- Open multiple selected design files in separate tabs.\n- Support desktop, File System Access, and fallback pickers.\n- Continue opening later selections when one file fails.
- Offset selection and caret geometry with the rendered paragraph.\n- Translate text-editing hit testing into paragraph coordinates.\n- Cover every aligned coordinate-mapping path.
* test(collab): add deterministic browser sessions
- Extract a typed room transport boundary around Trystero
- Add a development-only WebSocket relay transport for browser tests
- Cover two-peer edits, awareness, departure cleanup, and reconnect convergence without public network services
* fix(collab): harden browser test transport
- Scope collaboration controls to explicit development test hooks
- Validate bounded relay messages and reject duplicate action receivers
- Remove only awareness clients owned by a departing peer
- Guarantee relay and browser cleanup after setup failures
* fix(collab): strengthen browser session coverage
- Prevent remote awareness rebroadcast and track ownership by transport peer
- Guard and validate the development relay lifecycle
- Simulate a network partition with retained peers and concurrent offline edits
- Make browser and relay setup and teardown failure-safe
* test(collab): prove partitioned peer convergence
- Queue and assert traffic during a deterministic network partition
- Converge non-conflicting edits from retained host and guest sessions
- Reject relay startup failures and guard test-only browser APIs
- Update vue-stream-markdown to 1.0.4.\n- Pass OpenPencil's resolved theme to Shiki rendering.\n- Keep code backgrounds and syntax colors readable in light and dark modes.
- Allow native text selection in AI chat messages.\n- Leave active DOM text ranges to the platform clipboard.\n- Preserve canvas clipboard routing when no document text is selected.
- Serialize writable-document autosaves and retain only the newest trailing version
- Preserve saves requested while export or persistence is in flight
- Cover file, storage, retry, and recovery scheduling invariants
* refactor(editor): separate canvas view state
- Classify shared and view-local editor state explicitly
- Let canvas surfaces render supplied view state and report their viewport
- Preserve the existing one-canvas behavior by default
* fix(canvas): preserve loading render state
* feat(editor): model split canvas panes
- Add pure recursive split-tree operations with validated sizes
- Add explicit pane registry and independent view-state cloning
- Cap visible panes and cover close and split behavior
* refactor(editor): group state ownership modules
- Move shared and view state into the editor state namespace
- Model the partition with explicit interfaces and default factories
- Derive runtime view keys from the default view object
* feat(editor): model split canvas panes
- Add pure recursive split-tree operations with validated sizes
- Add explicit pane registry and independent view-state cloning
- Cap visible panes and cover close and split behavior
* feat(editor): add split canvas views
- Render recursive pane layouts with Reka UI splitters and pane-local headers
- Route canvas input, selection, viewport state, and close actions to the active pane
- Repaint every canvas during shared document previews and cover split lifecycle in tests
* fix(editor): clean up inactive pane interactions
- Cancel drag, padding preview, and text editing state when pane focus changes
- Remove duplicate changelog entries introduced while updating master
* feat(code): isolate Design JSX execution
- Transform JSX with the existing Sucrase dependency and execute it in a disposable opaque-origin iframe worker
- Block ambient network capabilities and enforce source, timeout, output, depth, and element limits
- Validate that only bounded plain structured data returns to the application
* feat(code): add editable Design JSX
- Add a lazy CodeMirror editor with JSX syntax support, completion, diagnostics, and bounded scrolling
- Convert validated sandbox output into trusted Design JSX helpers before rendering
- Apply or insert JSX as one undoable graph transaction while preserving dirty drafts
* feat(code): localize JSX editor actions
- Add translated-message fallbacks for editing, applying, inserting, and draft state
- Document the editable JSX workflow in the unreleased changelog
* fix(code): satisfy typed sandbox validation
- Keep the sandbox document terminator literal and preserve optional selection handling under type-aware lint
* test(code): resolve sandbox probes through app aliases
* fix(code): bound sandbox results before cloning
- Enforce string, array, object, depth, element, and byte limits inside the disposable worker
- Retain host-side validation as a second structured-data boundary
* fix(code): keep JSX and HTML editing modes separate
- Switch generated Tailwind output back to OpenPencil JSX before editing
- Close the JSX editor when opening HTML/CSS import and avoid stacking both editors
* feat(code): support authored Design JSX programs
- Allow local constants, function components, arrays, conditionals, fragments, and multiple roots
- Preserve replacement positions for multiple selected roots and reject mixed-parent or locked selections
- Cover multi-root undo, redo, and all-or-nothing rollback
* feat(code): add explicit JSX view mode
- Let authors leave CodeMirror without applying a draft
- Keep the editable surface and HTML/CSS importer mutually exclusive
* feat(code): diagnose unknown JSX vocabulary
- Warn on OpenPencil elements and properties that are absent from the canonical schema
- Surface diagnostics inline through CodeMirror lint markers
* test(code): accept WebKit isolation diagnostics
- Cover the sandbox architecture against Playwright WebKit
- Accept engine-specific wording while preserving the same unavailable-window assertion
* refactor(code): consolidate Design JSX vocabulary
- Drive renderer warnings, completion, and diagnostics from one supported-property schema
- Recognize locally declared components and add focused schema and transform tests
- Replace CodeMirror basicSetup with an explicit feature set and remove the umbrella package
* fix(code): support Design JSX variable helpers
* refactor(code): unify JSX sandbox validation
* fix(code): account for complete sandbox output
* fix(code): preserve locked JSX descendants
* fix(code): preserve JSX sibling order
* fix(code): recompute JSX parent layouts
* feat(code): add live code previews
* test(code): centralize graph assertions
* fix(code): harden live preview sessions
* docs: describe live code editing
* fix(code): update editor accessibility labels
* fix(code): use theme-aware error colors
* fix(dev): stop Vite disconnect error loops
* fix(code): clarify live preview status
* fix(ui): avoid tooltip attribute warnings
* test(code): assert semantic preview status
* refactor(code): remove obsolete editor messages
* fix(code): harden preview concurrency and isolation
* fix(code): cancel stale reset previews
- Derive default instance placement from transformed component bounds
- Convert the target point into the destination parent coordinate space
- Preserve explicit drag-and-drop coordinates and undo snapshots
* refactor(editor): separate canvas view state
- Classify shared and view-local editor state explicitly
- Let canvas surfaces render supplied view state and report their viewport
- Preserve the existing one-canvas behavior by default
* fix(canvas): preserve loading render state
* refactor(editor): group state ownership modules
- Move shared and view state into the editor state namespace
- Model the partition with explicit interfaces and default factories
- Derive runtime view keys from the default view object
- Convert primarily vertical Shift+wheel input to horizontal panning
- Preserve native horizontal trackpad deltas instead of swapping both axes
- Keep Ctrl and Meta wheel gestures on the existing zoom path
- Add a dedicated MCP connections destination to Settings navigation
- Keep ModelsPanel focused on model profiles and assignments
- Update documentation, changelog, and browser coverage for the new location
* feat(acp): add reusable MCP connections
- Store named Streamable HTTP connections separately from model providers
- Keep bearer tokens in the credential manager and resolve them per ACP session
- Add localized settings, validation, documentation, and focused coverage
* test(acp): harden MCP connection workflow
- Label credential inputs and confirm destructive connection removal
- Exercise MCP server delivery through an in-memory ACP session
- Extend the browser smoke test to cover accessible input and confirmation flows
* fix(acp): validate MCP connection lifecycle
- Keep non-browser storage initialization in memory and restore the German model copy
- Reject persisted name collisions and invalid draft IDs
- Preserve connections on credential failures and require credentials before enablement
* feat(canvas): measure distances between layers
- Show temporary Figma-style guides while Option or Alt is held
- Support deep nested targets with Command or Control plus Alt
- Measure transformed world bounds and container padding
* fix(canvas): anchor diagonal measurement guides
- Join diagonal distances at the nearest object corners
- Separate horizontal and vertical value badges
- Crop visual coverage tightly around the measurement overlay
* fix(canvas): cover measurement edge cases
- Draw transformed target outlines and center value pills on guides
- Suppress conflicting hover overlays during measurement mode
- Cover containment, overlap, multi-selection, rotation, and fractional gaps
* fix(canvas): suppress conflicting measurement overlays
- Hide auto-layout hover visuals while distance measurements render
- Assert fractional measurement geometry with numeric tolerance
* perf(app): defer inactive Code panel generation
- Skip JSX serialization and syntax highlighting while the Code tab is hidden
- Restore code generation when desktop or mobile users activate the tab
- Cover large Design-tab selections without hidden Code-panel work
* test(app): cover deferred Code panel updates
- Keep mobile JSX generation inactive while the drawer is closed
- Measure the complete two-frame inactive selection flow
- Verify mobile Code output refreshes when the drawer reopens
- Show complete user messages with every image immediately after sending
- Analyze up to four bounded images without adding pixels to Design context
- Organize image handling under the extensible attachment domain
- Exercise Enter and Shift+Enter behavior
- Verify reference attachment and removal in the composer
- Assert safe localized provider failure notifications
- Resolve clipPath geometry referenced through use elements
- Import clipped paint runs as editable mask groups
- Cover clipped multicolor SVG imports with a regression test
- Return native FIG archives as raw IPC responses instead of JSON byte arrays
- Decode the response as an ArrayBuffer and cover the binary contract
- Prevent large desktop exports from multiplying memory use during save
- Route bounded selection renders through the optional Vision model
- Return compact text findings without retaining image data in Design chat history
- Bound MCP and AI image exports by their longest pixel edge
- Preserve uppercase acronym casing in package tooling and CSS helpers
- Keep selector escaping without restoring removed test ID prop APIs
Co-authored-by: Joseph Cumines <joeycumines@gmail.com>
- Decode zstd FIG data and reject invalid compressed payloads
- Compose caller CSS with Tailwind defaults during DOM import
- Slice pooled fixture buffers to their exact byte range
Co-authored-by: Joseph Cumines <joeycumines@gmail.com>
- Track loaded font provenance and aggregate page-level face fidelity, including synthesized styles and active Inter substitutions
- Add a localized warning banner with retry and affected-layer actions
- Expose get_font_status through the Figma API and MCP tool registry
- Serialize recovery cleanup with active snapshot writes
- Preserve version ordering across autosave, restore, and cleanup
- Fall back to memory when IndexedDB operations fail
- Persist debounced FIG snapshots for source-less documents in IndexedDB
- Restore or discard orphaned snapshots from the editor startup dialog
- Clear recovery data after successful saves and explicit tab closure
- Redact and bound provider error details in copied logs
- Avoid repeat toasts after locale changes
- Show reasoning effort only for supported providers
- Report credit and output-limit failures through localized toasts and debug logs
- Persist optional provider-specific reasoning effort on model profiles
- Classify insufficient-credit connection tests and cover failure diagnostics
