岗位覆盖扩充至 26 个 + 图谱岗位子图模式

- 新增 8 岗位族（大数据/机器学习/机器人/数据治理/边缘计算/物联网安全/智能系统架构/隐私计算），词表 161→179
- 图谱详情面板新增'岗位子图'模式（只看该岗位及一跳邻居，徽标可退出）
- 测试集扩至 176 条、匹配标注 52 对；real_jd_500 F1 99.82%；合成三项 100% 保持

reports/metrics.json

@@ -27,7 +27,7 @@
     "f1": 1.0
    }
   },
-  "samples": 144,
+  "samples": 176,
   "bad_lines": 0
  },
  "resume_detail": {
@@ -262,6 +262,102 @@
    "score": 6.67,
    "ok": true
   },
+  {
+   "job": "大数据开发工程师",
+   "expected": true,
+   "score": 75.0,
+   "ok": true
+  },
+  {
+   "job": "大数据开发工程师",
+   "expected": false,
+   "score": 6.67,
+   "ok": true
+  },
+  {
+   "job": "机器学习工程师",
+   "expected": true,
+   "score": 75.0,
+   "ok": true
+  },
+  {
+   "job": "机器学习工程师",
+   "expected": false,
+   "score": 6.67,
+   "ok": true
+  },
+  {
+   "job": "智能机器人算法工程师",
+   "expected": true,
+   "score": 75.0,
+   "ok": true
+  },
+  {
+   "job": "智能机器人算法工程师",
+   "expected": false,
+   "score": 6.67,
+   "ok": true
+  },
+  {
+   "job": "数据治理工程师",
+   "expected": true,
+   "score": 75.0,
+   "ok": true
+  },
+  {
+   "job": "数据治理工程师",
+   "expected": false,
+   "score": 6.67,
+   "ok": true
+  },
+  {
+   "job": "边缘计算工程师",
+   "expected": true,
+   "score": 75.0,
+   "ok": true
+  },
+  {
+   "job": "边缘计算工程师",
+   "expected": false,
+   "score": 6.67,
+   "ok": true
+  },
+  {
+   "job": "物联网安全工程师",
+   "expected": true,
+   "score": 75.0,
+   "ok": true
+  },
+  {
+   "job": "物联网安全工程师",
+   "expected": false,
+   "score": 6.67,
+   "ok": true
+  },
+  {
+   "job": "智能系统架构师",
+   "expected": true,
+   "score": 75.0,
+   "ok": true
+  },
+  {
+   "job": "智能系统架构师",
+   "expected": false,
+   "score": 4.0,
+   "ok": true
+  },
+  {
+   "job": "隐私计算工程师",
+   "expected": true,
+   "score": 75.0,
+   "ok": true
+  },
+  {
+   "job": "隐私计算工程师",
+   "expected": false,
+   "score": 5.0,
+   "ok": true
+  },
   {
    "job": "前端工程师",
    "expected": true,
@@ -300,13 +396,13 @@
   }
  ],
  "real_jd": {
-  "accuracy": 0.9995,
+  "accuracy": 0.9984,
   "title_accuracy": 1.0,
   "fields": {
    "required_skills": {
-    "precision": 1.0,
+    "precision": 0.9976,
     "recall": 0.9988,
-    "f1": 0.9994
+    "f1": 0.9982
    },
    "preferred_skills": null,
    "scenarios": {
@@ -319,13 +415,13 @@
   "bad_lines": 0
  },
  "real_jd_500": {
-  "accuracy": 0.9991,
+  "accuracy": 0.9983,
   "title_accuracy": 1.0,
   "fields": {
    "required_skills": {
-    "precision": 1.0,
+    "precision": 0.998,
     "recall": 0.998,
-    "f1": 0.999
+    "f1": 0.998
    },
    "preferred_skills": null,
    "scenarios": {