feat: Review Session增加Fix进度跟踪卡片，移除独立Dashboard模板

- 新增Fix Progress跟踪卡片(走马灯样式)显示修复进度
- 添加/api/file端点支持读取fix-plan.json
- 移除review-fix/module-cycle/session-cycle中的独立dashboard生成
- 删除废弃的workflow-dashboard.html和review-cycle-dashboard.html模板
- 统一使用ccw view命令查看进度

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

ccw/src/core/server.js

@@ -1,6 +1,6 @@
 import http from 'http';
 import { URL } from 'url';
-import { readFileSync, writeFileSync, existsSync, readdirSync, mkdirSync } from 'fs';
+import { readFileSync, writeFileSync, existsSync, readdirSync, mkdirSync, promises as fsPromises } from 'fs';
 import { join, dirname } from 'path';
 import { homedir } from 'os';
 import { createHash } from 'crypto';
@@ -139,6 +139,27 @@ export async function startServer(options = {}) {
         return;
       }
 
+      // API: Read a JSON file (for fix progress tracking)
+      if (pathname === '/api/file') {
+        const filePath = url.searchParams.get('path');
+        if (!filePath) {
+          res.writeHead(400, { 'Content-Type': 'application/json' });
+          res.end(JSON.stringify({ error: 'File path is required' }));
+          return;
+        }
+
+        try {
+          const content = await fsPromises.readFile(filePath, 'utf-8');
+          const json = JSON.parse(content);
+          res.writeHead(200, { 'Content-Type': 'application/json' });
+          res.end(JSON.stringify(json));
+        } catch (err) {
+          res.writeHead(404, { 'Content-Type': 'application/json' });
+          res.end(JSON.stringify({ error: 'File not found or invalid JSON' }));
+        }
+        return;
+      }
+
       // API: Get session detail data (context, summaries, impl-plan, review)
       if (pathname === '/api/session-detail') {
         const sessionPath = url.searchParams.get('path');