修复: gen_stream判重+重试分类+状态机最短路径+既有测试修复

package.json

@@ -26,6 +26,7 @@
     "html2canvas": "^1.4.1",
     "marked": "^18.0.5",
     "mermaid": "^11.16.0",
+    "sortablejs": "^1.15.7",
     "tslib": "^2.8.1",
     "vue": "^3.5.13",
     "vue-i18n": "9",
@@ -34,6 +35,7 @@
   "devDependencies": {
     "@tauri-apps/cli": "^2",
     "@types/dompurify": "^3.2.0",
+    "@types/sortablejs": "^1.15.9",
     "@vitejs/plugin-vue": "^5.2.1",
     "typescript": "~5.6.3",
     "vite": "^6.0.7",