fix(KB-043): fix type errors and test failures across all packages

- Add mergeRetries field to updateTask type signature alongside model overrides
- Fix GitManagerModal type imports and error handling
- Update Column, ListView, and GitManagerModal tests for type compatibility
- Fix tsconfig.app.json path references
- Adjust CLI build settings for proper bundling

packages/core/src/store.ts

@@ -340,7 +340,7 @@ export class TaskStore extends EventEmitter<TaskStoreEvents> {
 
   async updateTask(
     id: string,
-    updates: { title?: string; description?: string; prompt?: string; worktree?: string; status?: string | null; dependencies?: string[]; blockedBy?: string | null; paused?: boolean; baseBranch?: string; size?: "S" | "M" | "L"; reviewLevel?: number; modelProvider?: string | null; modelId?: string | null; validatorModelProvider?: string | null; validatorModelId?: string | null },
+    updates: { title?: string; description?: string; prompt?: string; worktree?: string; status?: string | null; dependencies?: string[]; blockedBy?: string | null; paused?: boolean; baseBranch?: string; size?: "S" | "M" | "L"; reviewLevel?: number; mergeRetries?: number; modelProvider?: string | null; modelId?: string | null; validatorModelProvider?: string | null; validatorModelId?: string | null },
   ): Promise<Task> {
     return this.withTaskLock(id, async () => {
       const dir = this.taskDir(id);
@@ -382,6 +382,7 @@ export class TaskStore extends EventEmitter<TaskStoreEvents> {
       if (updates.baseBranch !== undefined) task.baseBranch = updates.baseBranch;
       if (updates.size !== undefined) task.size = updates.size;
       if (updates.reviewLevel !== undefined) task.reviewLevel = updates.reviewLevel;
+      if (updates.mergeRetries !== undefined) task.mergeRetries = updates.mergeRetries;
       if (updates.modelProvider === null) {
         task.modelProvider = undefined;
       } else if (updates.modelProvider !== undefined) {