Feature: Add PR review comments and resolution, improve AI prompt handling (#790)

* feat: Add PR review comments and resolution endpoints, improve prompt handling

* Feature: File Editor (#789)

* feat: Add file management feature

* feat: Add auto-save functionality to file editor

* fix: Replace HardDriveDownload icon with Save icon for consistency

* fix: Prevent recursive copy/move and improve shell injection prevention

* refactor: Extract editor settings form into separate component

* ```
fix: Improve error handling and stabilize async operations

- Add error event handlers to GraphQL process spawns to prevent unhandled rejections
- Replace execAsync with execFile for safer command execution and better control
- Fix timeout cleanup in withTimeout generator to prevent memory leaks
- Improve outdated comment detection logic by removing redundant condition
- Use resolveModelString for consistent model string handling
- Replace || with ?? for proper falsy value handling in dialog initialization
- Add comments clarifying branch name resolution logic for local branches with slashes
- Add catch handler for project selection to handle async errors gracefully
```

* refactor: Extract PR review comments logic to dedicated service

* fix: Improve robustness and UX for PR review and file operations

* fix: Consolidate exec utilities and improve type safety

* refactor: Replace ScrollArea with div and improve file tree layout

apps/ui/src/components/views/board-view/dialogs/add-feature-dialog.tsx

@@ -123,6 +123,18 @@ interface AddFeatureDialogProps {
    * This is used when the "Default to worktree mode" setting is disabled.
    */
   forceCurrentBranchMode?: boolean;
+  /**
+   * Pre-filled title for the feature (e.g., from a GitHub issue).
+   */
+  prefilledTitle?: string;
+  /**
+   * Pre-filled description for the feature (e.g., from a GitHub issue).
+   */
+  prefilledDescription?: string;
+  /**
+   * Pre-filled category for the feature (e.g., 'From GitHub').
+   */
+  prefilledCategory?: string;
 }
 
 /**
@@ -149,6 +161,9 @@ export function AddFeatureDialog({
   projectPath,
   selectedNonMainWorktreeBranch,
   forceCurrentBranchMode,
+  prefilledTitle,
+  prefilledDescription,
+  prefilledCategory,
 }: AddFeatureDialogProps) {
   const isSpawnMode = !!parentFeature;
   const navigate = useNavigate();
@@ -211,6 +226,11 @@ export function AddFeatureDialog({
     wasOpenRef.current = open;
 
     if (justOpened) {
+      // Initialize with prefilled values if provided, otherwise use defaults
+      setTitle(prefilledTitle ?? '');
+      setDescription(prefilledDescription ?? '');
+      setCategory(prefilledCategory ?? '');
+
       setSkipTests(defaultSkipTests);
       // When a non-main worktree is selected, use its branch name for custom mode
       // Otherwise, use the default branch
@@ -254,6 +274,9 @@ export function AddFeatureDialog({
     forceCurrentBranchMode,
     parentFeature,
     allFeatures,
+    prefilledTitle,
+    prefilledDescription,
+    prefilledCategory,
   ]);
 
   // Clear requirePlanApproval when planning mode is skip or lite