fix(market): 强化场景分类器解析兜底，避免合法 id 误判为 None

backend/python/app/api/market.py

@@ -211,20 +211,20 @@ def verify_agent_connectivity(platform: str, endpoint: str, api_key: str) -> dic
 # 注意：MarketApp.capability 列在此存放「业务场景 id」（见 MARKET_SCENES），不再是 text/vision 等模型能力。
 MARKET_SCENES: list = [
     # 元宝生成的「岗位 / 职能」分类（面向使用者视角，与后端模型路由能力解耦）
-    {"id": "design",    "label": "🎨 做设计",     "color": "#EC4899", "desc": "页面、UI、视觉"},
+    {"id": "design",    "label": "🎨 做设计",     "color": "#EC4899", "desc": "页面、UI、视觉", "kw": "做设计"},
-    {"id": "frontend",  "label": "💻 写前端",     "color": "#3B82F6", "desc": "Web 页面、React、Next.js"},
+    {"id": "frontend",  "label": "💻 写前端",     "color": "#3B82F6", "desc": "Web 页面、React、Next.js", "kw": "写前端"},
-    {"id": "mobile",    "label": "📱 做移动端",   "color": "#06B6D4", "desc": "React Native、Expo"},
+    {"id": "mobile",    "label": "📱 做移动端",   "color": "#06B6D4", "desc": "React Native、Expo", "kw": "做移动端"},
-    {"id": "backend",   "label": "🧪 后端/全栈",  "color": "#8B5CF6", "desc": "API、数据库、TypeScript"},
+    {"id": "backend",   "label": "🧪 后端/全栈",  "color": "#8B5CF6", "desc": "API、数据库、TypeScript", "kw": "后端"},
-    {"id": "qa",        "label": "🧪 测试质量",   "color": "#6366F1", "desc": "TDD、Playwright、验证"},
+    {"id": "qa",        "label": "🧪 测试质量",   "color": "#6366F1", "desc": "TDD、Playwright、验证", "kw": "测试"},
-    {"id": "search",    "label": "🔍 搜索信息",   "color": "#0EA5E9", "desc": "网页抓取、质疑、SEO"},
+    {"id": "search",    "label": "🔍 搜索信息",   "color": "#0EA5E9", "desc": "网页抓取、质疑、SEO", "kw": "搜索"},
-    {"id": "docs",      "label": "✍️ 写文档",     "color": "#F59E0B", "desc": "Word/PPT/PDF、文案、PRD"},
+    {"id": "docs",      "label": "✍️ 写文档",     "color": "#F59E0B", "desc": "Word/PPT/PDF、文案、PRD", "kw": "写文档"},
-    {"id": "marketing", "label": "📢 推广获客",   "color": "#F43F5E", "desc": "营销、社媒、邮件、定价"},
+    {"id": "marketing", "label": "📢 推广获客",   "color": "#F43F5E", "desc": "营销、社媒、邮件、定价", "kw": "推广"},
-    {"id": "workflow",  "label": "🔄 工作流",     "color": "#14B8A6", "desc": "计划、调试、分级、原型"},
+    {"id": "workflow",  "label": "🔄 工作流",     "color": "#14B8A6", "desc": "计划、调试、分级、原型", "kw": "工作流"},
-    {"id": "secops",    "label": "🛡️ 安全运维",  "color": "#EF4444", "desc": "安全审计、Azure、K8s"},
+    {"id": "secops",    "label": "🛡️ 安全运维",  "color": "#EF4444", "desc": "安全审计、Azure、K8s", "kw": "安全"},
-    {"id": "learning",  "label": "🎓 学习教学",   "color": "#10B981", "desc": "教学、提问、架构改进"},
+    {"id": "learning",  "label": "🎓 学习教学",   "color": "#10B981", "desc": "教学、提问、架构改进", "kw": "学习"},
-    {"id": "video",     "label": "🎬 视频多媒体", "color": "#D946EF", "desc": "AI视频、数字人"},
+    {"id": "video",     "label": "🎬 视频多媒体", "color": "#D946EF", "desc": "AI视频、数字人", "kw": "视频"},
-    {"id": "collab",    "label": "🏢 办公协作",   "color": "#64748B", "desc": "飞书全家桶"},
+    {"id": "collab",    "label": "🏢 办公协作",   "color": "#64748B", "desc": "飞书全家桶", "kw": "办公"},
-    {"id": "ai",        "label": "🛠️ AI能力",     "color": "#A855F7", "desc": "创建Skill、代码审查、统计"},
+    {"id": "ai",        "label": "🛠️ AI能力",     "color": "#A855F7", "desc": "创建Skill、代码审查、统计", "kw": "AI能力"},
 ]
 _VALID_SCENE_IDS = {s["id"] for s in MARKET_SCENES}
 
@@ -277,10 +277,14 @@ def _classify_scene(name: str, description: Optional[str], content: Optional[str
         m = re.search(r'"capability"\s*:\s*"([a-z_]+)"', text_out)
         if m and m.group(1) in _VALID_SCENE_IDS:
             return m.group(1)
-        # 兜底：在输出中扫描任一合法 id（容错标签/未加引号/多余文本等情况）
+        # 兜底：在输出中扫描任一合法 id 或中文关键词（容错标签/未加引号/多余文本等情况）
-        for sid in _VALID_SCENE_IDS:
+        for s in MARKET_SCENES:
+            sid = s["id"]
             if re.search(r'(?<![a-z])' + re.escape(sid) + r'(?![a-z])', text_out):
                 return sid
+            kw = s.get("kw", "")
+            if kw and kw in text_out:
+                return sid
         return None
     except Exception:
         return None