- Add dense card row compaction (5+ cards): aggressively shorten text,
limit to 2 text blocks per card, remove non-essential decorative elements
- Flatten redundant single "Inner" wrapper layers to keep hierarchy shallow
- Add phone placeholder and divider frame detection and normalization
- Add isCompactButtonLikeFrame/isCompactControlFrame to prevent badge
heuristics from mis-targeting buttons and CTA elements
- Improve text width promotion logic with shouldPromoteTextWidthToFillInLayout
- Add long-text padding adjustment to prevent excessive horizontal padding
from squeezing body text in narrow containers
- Simplify horizontal overflow fix: remove fit_content strategy, prefer
parent expansion
- Reduce minimum section padding from 40px to 24px for desktop layouts
- Tune CJK lineHeight defaults (body 1.55, heading 1.35) and auto-height
estimation with paragraph-aware line wrapping
- Add shallow hierarchy and dense card row rules to AI prompts
- Skip invisible nodes (visible=false) in layout computation, flattenNodes,
and document bounds calculation
- Add getRootFillWidthFallback() to resolve fill_container width when parent
is unavailable, preventing frames from collapsing to content width
- Increase CJK glyph width estimate from 1.08 to 1.12 for more accurate sizing
- Pass parentAvail through fitContentWidth for better nested width resolution
- Remove reverse() in layer panel tree rendering to fix display order
- Use invisible fallback path (M0 0 L0 0) instead of dot for empty d attr
- Track __sourceD on path objects to detect d changes requiring recreation
- Generalize textRecreated to objectRecreated for path recreation support
- Tighten isBadgeLikeFrame: max height 40px, max 3 children, 1 icon max,
exclude explicit button names, width cap 260px, CJK label limit 10 chars
- Use full capsule radius (height/2) instead of clamped range for badges
Add COPYWRITING section to CHAT_SYSTEM_PROMPT, DESIGN_GENERATOR_PROMPT,
and SUB_AGENT_PROMPT enforcing concise text in generated designs:
headlines 2-6 words, descriptions ≤20 words, no 3+ sentence paragraphs.
- Add splitByGrapheme for CJK text to enable natural character-level wrapping
- Add optical vertical centering offset for single-line text in horizontal layouts
- Use fallback path data when SVG d attribute is empty to prevent render errors
- Fix stroke-only path detection to check for visible stroke (non-zero width)
- Add isBadgeLikeFrame heuristic for badge/chip/tag detection
- Enhance badge sizing: auto corner-radius, icon normalization, CJK-aware padding
- Fix fill-style icon resolution to always apply visible fill color
- Add dot/bullet/point/circlefill to icon path map
Refactor text measurement to use per-glyph width estimation with distinct
ranges for CJK, uppercase, lowercase, and digits. Add letter-spacing support
and paragraph-aware line wrapping to fix under-estimated text dimensions.
* feat(canvas,panels): multi-selection drag, shift-key selection, and chat pipeline UI
- Preserve multi-selection when clicking a selected object without Shift,
enabling drag-move of the whole set
- Set selectionKey to shiftKey so only Shift+click toggles multi-select
- Refactor chat-message step rendering: extract step blocks with regex,
add pipeline checklist progress UI, separate step display from markdown
- Adjust AI chat panel selection count display and layout
* feat(opencode): integrate OpenCode SDK for enhanced AI interactions
- Add support for OpenCode as a new AI provider, allowing users to connect to a local OpenCode server.
- Implement new API endpoints for generating and streaming chat responses via OpenCode.
- Update UI components to include OpenCode in provider selection and display.
- Introduce OpenCode logo and enhance the agent settings dialog to manage OpenCode connections.
- Refactor existing chat and generation logic to accommodate provider-specific routing.
- Include type definitions for OpenCode SDK to ensure type safety and improve developer experience.
* feat(electron): integrate Electron framework for desktop application support
- Add Electron configuration and main process setup for building a desktop application.
- Implement IPC communication for file operations (open, save) between the renderer and main processes.
- Create a preload script to expose Electron APIs to the renderer.
- Update package.json to include Electron and related dependencies.
- Enhance the build process with electron-builder for packaging the application.
- Introduce a new electron-builder.yml configuration file for build settings.
- Modify Vite configuration to support Electron-specific builds.
- Update UI components to accommodate Electron's window management and drag regions.
* fix(canvas): multi-selection drag reparenting and infinite recursion guard
- Add re-entry guard to object:modified handler to prevent infinite
recursion caused by discardActiveObject() firing object:modified
via _finalizeCurrentTransform
- Extend drag-into detection to non-layout root frames (rootFrameBounds)
in addition to layout containers (layoutContainerBounds)
- Add checkReparentIntoFrame() fallback for root-level objects dragged
into frames, handling both layout and non-layout targets
- Redirect _currentTransform to ActiveSelection in mouse:down so the
whole group moves/scales/rotates together
- Support same-container reorder in commitDragIntoMulti
- Fix guide-utils getEdges() for center-origin ActiveSelection objects
- Track selection descendants for visual drag-follow during multi-drag
- Show position coordinates during multi-selection drag in dimension label
* feat(store,canvas): add reusable component and instance system
add makeReusable/detachComponent store methods, RefNode resolution in
canvas sync with component/instance selection borders, virtual child ID
handling in selection context, purple/instance-colored frame labels,
and collision avoidance when duplicating nodes
* feat(panels): add component/instance UI to layer and property panels
layer panel shows diamond icon and purple/#9281f7 styling for
components/instances with context menu actions; property panel resolves
RefNode display, routes instance overrides, adds header with go-to and
detach buttons, and supports inline name editing on click
* feat(canvas): match hover outline to selection style for components and instances
hover outlines now use purple solid for reusable components and #9281f7
dashed for instances, consistent with their selection border styling
* fix(editor): save directly without dialog for previously opened files
prioritize fileName check over File System Access API so opened files
save via download without showing a file picker; also add Cmd+Alt+K
shortcut for creating reusable components
* refactor(canvas): remove dimension label overlay
remove the blue dimension/position label that appeared on selection,
drag, and scale interactions
* feat(export): add export section for raster image export functionality
- Introduce a new ExportSection component to facilitate exporting layers as raster images in various formats (PNG, JPEG, WEBP) with adjustable scale options.
- Integrate the ExportSection into the PropertyPanel for easy access during design editing.
- Enhance export utility functions to support exporting layers and managing descendant nodes.
* feat(assets): add new icon files for application branding
- Introduce new icon files in various formats (ICNS, ICO, PNG) for application branding.
- Add logo image for the Electron interface to enhance visual identity.
- Update canvas selection logic to allow programmatic selection from the layer panel.
* feat(electron): enhance Electron app integration and CI/CD workflows
- Add new commands for Electron development, compilation, and building processes in CLAUDE.md.
- Update README.md to reflect the availability of the application as both a web and desktop app.
- Introduce a FixedChecklist component in the AI chat panel for better user interaction with generated tasks.
- Implement CI/CD workflows for automated testing and Electron builds in GitHub Actions.
- Refactor design generator prompts to support element-by-element streaming for improved performance.
* feat(ai): enhance chat functionality and orchestration capabilities
- Introduce context optimization to manage chat history size and prevent unbounded growth.
- Implement complexity assessment for design prompts to determine orchestration needs.
- Add orchestrator functionality for parallel design generation, improving performance and responsiveness.
- Update chat message parsing to include explicit status handling for orchestrator steps.
- Refactor design generator to support orchestration and streamline context building.
* refactor(ai): streamline orchestration and remove complexity classifier
- Remove the complexity classifier as its functionality is no longer needed.
- Update design generator to always route through the orchestrator, simplifying the logic.
- Enhance error handling during orchestration to ensure fallback to direct generation is clear.
- Introduce a new sub-agent prompt for improved output formatting and clarity in design generation.
* feat(ai): refine orchestrator prompt and timeout settings
- Update the ORCHESTRATOR_PROMPT to allow for more granular task division, specifying 4-15 atomic sections.
- Enhance the JSON output structure by adding new subtasks for the hero section.
- Adjust ORCHESTRATOR_TIMEOUTS to extend hard and no-text timeout values for improved orchestration performance.
* feat(docs): update CLAUDE.md and README.md for new features and improvements
- Expand the Fabric.js integration section in CLAUDE.md to include new files and functionalities.
- Highlight new features such as double-click frame entry, advanced drag-and-drop capabilities, and per-layer export options in README.md.
- Add context optimization and multi-provider support for AI in README.md.
- Update the project structure descriptions for clarity and completeness.
* refactor(config): update Vite configuration import for Vitest compatibility
* chore(ci): update GitHub Actions workflow to trigger on main branch pushes
* feat(uikit): introduce UIKit browser and component management features
- Add a new ComponentBrowserPanel for browsing and managing UI components.
- Implement ComponentBrowserGrid and ComponentBrowserCard for displaying components.
- Integrate UIKit store for managing component kits, search queries, and active categories.
- Enhance editor layout to support toggling the UIKit browser with keyboard shortcuts.
- Include import/export functionality for UIKit components.
* feat(types): add clipContent to ContainerProps
Allow frames to explicitly clip overflowing children, essential for
cards with cornerRadius + image children.
* feat(canvas): wire letterSpacing, textGrowth and clipContent to Fabric.js
- Convert letterSpacing (px) to Fabric charSpacing (1/1000 em) in
factory and sync
- Select IText vs Textbox based on textGrowth mode, restore canvas
selection after text object recreation
- Add multi-line text height estimation with CJK character support
- Honor clipContent flag in clipping logic
* feat(panels): split text Layout and Typography into separate sections
- Add readOnly prop to NumberInput for non-editable dimension display
- Extract text Layout section (dimensions, fill/hug, resizing toggles)
into text-layout-section.tsx
- Enhance Typography section with line height, letter spacing, vertical
alignment controls
- Reorder property panel: Size → Layout → Appearance → Fill → Stroke →
Typography → Effects
- Add hideWH prop to SizeSection to avoid duplicate W/H inputs
* feat(panels): rewrite layout-section with full Flex Layout panel
- 3x3 alignment grid with context-aware behavior per layout direction
- Gap section with numeric/space-between/space-around radio modes
- Multi-mode padding: single, 2-axis (V/H), 4-individual (T/R/B/L)
with gear popover
- Dimensions (W/H) and sizing checkboxes (fill/hug/clip) integrated
into layout panel
* feat(panels): improve layer panel with auto-collapse and scroll-to-selection
- Collapse all layers by default, auto-collapse newly added nodes
- Auto-expand ancestor layers when a child is selected on canvas
- Scroll selected layer item into view after expansion
* fix(panels): improve AI chat panel overflow and color picker styling
- Fix chat panel overflow with proper flex layout and min-h-0
- Cap checklist height with scrollable overflow
- Adjust color picker input sizing
* feat(codegen): add textGrowth, textAlignVertical and clipContent to code generation
- textGrowth: auto → whitespace-nowrap, fixed-width-height → overflow-hidden
- textAlignVertical: middle/bottom → vertical-align CSS
- clipContent: true → overflow-hidden on containers
* feat(ai): integrate text typography properties into design prompts
- Add textGrowth, lineHeight, letterSpacing, textAlignVertical, fontStyle
to PEN_NODE_SCHEMA and sub-agent prompt
- Add typography scale guidelines with lineHeight/letterSpacing defaults
- Update examples with lineHeight, clipContent, fill_container usage
- Add phone placeholder and clipContent rules
* feat(ai): enhance streaming service with runtime config and thinking modes
- Extract timeout constants to ai-runtime-config.ts
- Add thinking mode control (adaptive/disabled/enabled) to stream options
- Add StyleGuide interface for orchestrator visual consistency
- Add ping timeout and first-text timeout options
* feat(ai): improve design generator with typography defaults and phone placeholder
- Set default lineHeight on text nodes (1.2 for headings, 1.5 for body)
- Expand phone/mockup placeholder detection with shape-based fallback
- Flatten nested phone-shaped frames in post-streaming tree fixes
- Increase CJK character width estimation and button padding buffer
* feat(ai): enhance orchestrator with style guide and prompt optimizer
- Pass style guide from orchestrator plan to sub-agent prompts
- Add orchestrator-prompt-optimizer for context-aware prompt tuning
- Improve parallel sub-task generation and error recovery
* feat(ai): add thinking mode and Codex provider support to server API
- Support thinkingMode/effort params in chat and generate endpoints
- Add Codex (OpenAI) provider streaming via codex-client utility
- Forward thinking config to both Anthropic SDK and Agent SDK paths
* feat(mcp): implement OpenPencil file format and MCP server integration
- Introduce support for .op file format alongside .pen
- Add MCP server functionality for document management and tool operations
- Implement batch processing tools for design and variable management
- Enhance save and open dialogs to accommodate new file format
- Update dependencies and scripts for MCP server compilation and execution
* feat(build): update electron build configuration and resource handling
- Add mcp-server.cjs to extraResources in electron-builder.yml for production packaging
- Modify package.json build script to include MCP server compilation
- Enhance main.ts to set ELECTRON_RESOURCES_PATH for resource access
- Update mcp-install.ts to resolve MCP server path from resources in production
---------
Co-authored-by: Fini <fini.yang@gmail.com>
- Add mcp-server.cjs to extraResources in electron-builder.yml for production packaging
- Modify package.json build script to include MCP server compilation
- Enhance main.ts to set ELECTRON_RESOURCES_PATH for resource access
- Update mcp-install.ts to resolve MCP server path from resources in production
- Introduce support for .op file format alongside .pen
- Add MCP server functionality for document management and tool operations
- Implement batch processing tools for design and variable management
- Enhance save and open dialogs to accommodate new file format
- Update dependencies and scripts for MCP server compilation and execution
- Support thinkingMode/effort params in chat and generate endpoints
- Add Codex (OpenAI) provider streaming via codex-client utility
- Forward thinking config to both Anthropic SDK and Agent SDK paths
- Pass style guide from orchestrator plan to sub-agent prompts
- Add orchestrator-prompt-optimizer for context-aware prompt tuning
- Improve parallel sub-task generation and error recovery
- Set default lineHeight on text nodes (1.2 for headings, 1.5 for body)
- Expand phone/mockup placeholder detection with shape-based fallback
- Flatten nested phone-shaped frames in post-streaming tree fixes
- Increase CJK character width estimation and button padding buffer
- Collapse all layers by default, auto-collapse newly added nodes
- Auto-expand ancestor layers when a child is selected on canvas
- Scroll selected layer item into view after expansion
- 3x3 alignment grid with context-aware behavior per layout direction
- Gap section with numeric/space-between/space-around radio modes
- Multi-mode padding: single, 2-axis (V/H), 4-individual (T/R/B/L)
with gear popover
- Dimensions (W/H) and sizing checkboxes (fill/hug/clip) integrated
into layout panel
- Convert letterSpacing (px) to Fabric charSpacing (1/1000 em) in
factory and sync
- Select IText vs Textbox based on textGrowth mode, restore canvas
selection after text object recreation
- Add multi-line text height estimation with CJK character support
- Honor clipContent flag in clipping logic
- Add a new ComponentBrowserPanel for browsing and managing UI components.
- Implement ComponentBrowserGrid and ComponentBrowserCard for displaying components.
- Integrate UIKit store for managing component kits, search queries, and active categories.
- Enhance editor layout to support toggling the UIKit browser with keyboard shortcuts.
- Include import/export functionality for UIKit components.
- Expand the Fabric.js integration section in CLAUDE.md to include new files and functionalities.
- Highlight new features such as double-click frame entry, advanced drag-and-drop capabilities, and per-layer export options in README.md.
- Add context optimization and multi-provider support for AI in README.md.
- Update the project structure descriptions for clarity and completeness.
- Update the ORCHESTRATOR_PROMPT to allow for more granular task division, specifying 4-15 atomic sections.
- Enhance the JSON output structure by adding new subtasks for the hero section.
- Adjust ORCHESTRATOR_TIMEOUTS to extend hard and no-text timeout values for improved orchestration performance.
- Remove the complexity classifier as its functionality is no longer needed.
- Update design generator to always route through the orchestrator, simplifying the logic.
- Enhance error handling during orchestration to ensure fallback to direct generation is clear.
- Introduce a new sub-agent prompt for improved output formatting and clarity in design generation.
- Introduce context optimization to manage chat history size and prevent unbounded growth.
- Implement complexity assessment for design prompts to determine orchestration needs.
- Add orchestrator functionality for parallel design generation, improving performance and responsiveness.
- Update chat message parsing to include explicit status handling for orchestrator steps.
- Refactor design generator to support orchestration and streamline context building.
- Add new commands for Electron development, compilation, and building processes in CLAUDE.md.
- Update README.md to reflect the availability of the application as both a web and desktop app.
- Introduce a FixedChecklist component in the AI chat panel for better user interaction with generated tasks.
- Implement CI/CD workflows for automated testing and Electron builds in GitHub Actions.
- Refactor design generator prompts to support element-by-element streaming for improved performance.
- Introduce new icon files in various formats (ICNS, ICO, PNG) for application branding.
- Add logo image for the Electron interface to enhance visual identity.
- Update canvas selection logic to allow programmatic selection from the layer panel.
- Introduce a new ExportSection component to facilitate exporting layers as raster images in various formats (PNG, JPEG, WEBP) with adjustable scale options.
- Integrate the ExportSection into the PropertyPanel for easy access during design editing.
- Enhance export utility functions to support exporting layers and managing descendant nodes.
prioritize fileName check over File System Access API so opened files
save via download without showing a file picker; also add Cmd+Alt+K
shortcut for creating reusable components
layer panel shows diamond icon and purple/#9281f7 styling for
components/instances with context menu actions; property panel resolves
RefNode display, routes instance overrides, adds header with go-to and
detach buttons, and supports inline name editing on click
add makeReusable/detachComponent store methods, RefNode resolution in
canvas sync with component/instance selection borders, virtual child ID
handling in selection context, purple/instance-colored frame labels,
and collision avoidance when duplicating nodes
- Add re-entry guard to object:modified handler to prevent infinite
recursion caused by discardActiveObject() firing object:modified
via _finalizeCurrentTransform
- Extend drag-into detection to non-layout root frames (rootFrameBounds)
in addition to layout containers (layoutContainerBounds)
- Add checkReparentIntoFrame() fallback for root-level objects dragged
into frames, handling both layout and non-layout targets
- Redirect _currentTransform to ActiveSelection in mouse:down so the
whole group moves/scales/rotates together
- Support same-container reorder in commitDragIntoMulti
- Fix guide-utils getEdges() for center-origin ActiveSelection objects
- Track selection descendants for visual drag-follow during multi-drag
- Show position coordinates during multi-selection drag in dimension label
- Add Electron configuration and main process setup for building a desktop application.
- Implement IPC communication for file operations (open, save) between the renderer and main processes.
- Create a preload script to expose Electron APIs to the renderer.
- Update package.json to include Electron and related dependencies.
- Enhance the build process with electron-builder for packaging the application.
- Introduce a new electron-builder.yml configuration file for build settings.
- Modify Vite configuration to support Electron-specific builds.
- Update UI components to accommodate Electron's window management and drag regions.
- Add support for OpenCode as a new AI provider, allowing users to connect to a local OpenCode server.
- Implement new API endpoints for generating and streaming chat responses via OpenCode.
- Update UI components to include OpenCode in provider selection and display.
- Introduce OpenCode logo and enhance the agent settings dialog to manage OpenCode connections.
- Refactor existing chat and generation logic to accommodate provider-specific routing.
- Include type definitions for OpenCode SDK to ensure type safety and improve developer experience.
- Preserve multi-selection when clicking a selected object without Shift,
enabling drag-move of the whole set
- Set selectionKey to shiftKey so only Shift+click toggles multi-select
- Refactor chat-message step rendering: extract step blocks with regex,
add pipeline checklist progress UI, separate step display from markdown
- Adjust AI chat panel selection count display and layout
- Update AI design generation functions to incorporate document variables and themes, allowing for dynamic references in generated designs.
- Modify the buildContextString function to include variable summaries for improved context during AI interactions.
- Enhance prompts to instruct the AI on using variable references instead of hardcoded values, ensuring consistency and flexibility in design outputs.
- Refactor related types and services to support the new variable and theme structures, improving overall design generation capabilities.
- Update history store to support up to 300 undo/redo states, improving user experience during complex editing sessions.
- Refactor batch handling in various components to ensure accurate history tracking and prevent unnecessary entries.
- Implement checks to avoid adding duplicate states to the undo stack, optimizing performance and memory usage.
- Enhance event handling in canvas and keyboard shortcuts to maintain consistent history state during user interactions.
- Increase undo history to 300 states, deduplicate identical snapshots
- endBatch accepts optional currentDoc to skip no-op batches
- Add AI streaming guards: disable canvas interaction during generation
- Defer transform batch close via rAF so object:modified fires before endBatch
- Restrict layout reorder to move drags only (not scale/rotate handles)
- Extend checkDragReparent to work for any parent container, not just root frames
- Wrap design apply/modify in history batches for proper undo support
- Add variable management capabilities to the document store, including setting, removing, and renaming variables.
- Implement a VariablesPanel in the editor layout for user interaction with variables.
- Enhance UI components (e.g., AppearanceSection, FillSection, LayoutSection, StrokeSection) to support variable binding for opacity, fill color, gap, and padding.
- Update code generation services to output CSS variables and React code with variable references.
- Introduce keyboard shortcuts for toggling the variables panel and improve overall user experience.
