Refactor issue management and history tracking

- Removed the interactive issue management command and its associated documentation.
- Enhanced the issue planning command to streamline project context reading and solution creation.
- Improved queue management with conflict clarification and status syncing from queues.
- Added functionality to track completed issues, moving them to a history file upon completion.
- Updated CLI options to support syncing issue statuses from queues.
- Introduced new API endpoint for retrieving completed issues from history.
- Enhanced error handling and validation for issue updates and queue management.

ccw/src/core/routes/issue-routes.ts

@@ -67,6 +67,17 @@ function readSolutionsJsonl(issuesDir: string, issueId: string): any[] {
   }
 }
 
+function readIssueHistoryJsonl(issuesDir: string): any[] {
+  const historyPath = join(issuesDir, 'issue-history.jsonl');
+  if (!existsSync(historyPath)) return [];
+  try {
+    const content = readFileSync(historyPath, 'utf8');
+    return content.split('\n').filter(line => line.trim()).map(line => JSON.parse(line));
+  } catch {
+    return [];
+  }
+}
+
 function writeSolutionsJsonl(issuesDir: string, issueId: string, solutions: any[]) {
   const solutionsDir = join(issuesDir, 'solutions');
   if (!existsSync(solutionsDir)) mkdirSync(solutionsDir, { recursive: true });
@@ -376,6 +387,17 @@ export async function handleIssueRoutes(ctx: RouteContext): Promise<boolean> {
     return true;
   }
 
+  // GET /api/issues/history - List completed issues from history
+  if (pathname === '/api/issues/history' && req.method === 'GET') {
+    const history = readIssueHistoryJsonl(issuesDir);
+    res.writeHead(200, { 'Content-Type': 'application/json' });
+    res.end(JSON.stringify({
+      issues: history,
+      _metadata: { version: '1.0', storage: 'jsonl', total_issues: history.length, last_updated: new Date().toISOString() }
+    }));
+    return true;
+  }
+
   // POST /api/issues - Create issue
   if (pathname === '/api/issues' && req.method === 'POST') {
     handlePostRequest(req, res, async (body: any) => {