fix: 修复会话归组和文件预览编码

.trellis/tasks/08-06-fix-session-preview-cwd/task.json

@@ -0,0 +1,30 @@
+{
+  "id": "fix-session-preview-cwd",
+  "name": "fix-session-preview-cwd",
+  "title": "修复大会话预览 cwd 误读",
+  "description": "",
+  "status": "completed",
+  "dev_type": null,
+  "scope": "server.js,scripts/regression.js",
+  "package": null,
+  "priority": "P2",
+  "creator": "shiyue",
+  "assignee": "shiyue",
+  "createdAt": "2026-08-06",
+  "completedAt": "2026-08-06T19:46:53+08:00",
+  "branch": null,
+  "base_branch": "main",
+  "worktree_path": null,
+  "commit": null,
+  "pr_url": null,
+  "subtasks": [],
+  "children": [],
+  "parent": null,
+  "relatedFiles": [
+    "server.js",
+    "scripts/regression.js",
+    ".trellis/spec/backend/quality-guidelines.md"
+  ],
+  "notes": "",
+  "meta": {}
+}