feat: 增强知识库索引与设置页面模块化拆分

扩展知识库索引任务和 RAG 检索支持增量入库和文档去重，优
化本体检测和规则匹配精度，前端设置页面拆分为 LLM、邮件
和 Hermes 员工同步子面板并重构样式，新增日志详情组件和
知识入库日志模型，补充单元测试覆盖。

server/src/app/services/user_agent_constants.py

@@ -35,10 +35,10 @@ EXPENSE_TYPE_LABELS = {
     "travel": "差旅费",
     "hotel": "住宿费",
     "transport": "交通费",
-    "meal": "餐费",
+    "meal": "业务招待费",
     "meeting": "会务费",
     "entertainment": "业务招待费",
-    "office": "办公费",
+    "office": "办公用品费",
     "training": "培训费",
     "communication": "通讯费",
     "welfare": "福利费",
@@ -48,10 +48,10 @@ EXPENSE_TYPE_LABELS = {
 GROUP_SCENE_LABELS = {
     "travel": "差旅费",
     "entertainment": "业务招待费",
-    "meal": "伙食费",
+    "meal": "业务招待费",
     "transport": "交通费",
     "hotel": "住宿费",
-    "office": "办公费",
+    "office": "办公用品费",
     "training": "培训费",
     "communication": "通讯费",
     "welfare": "福利费",
@@ -62,8 +62,12 @@ EXPENSE_SCENE_SELECTION_OPTIONS = (
     ("travel", "差旅费", "出差、长途交通、住宿、差旅补贴等场景。"),
     ("transport", "交通费", "市内打车、停车、过路费等日常交通场景。"),
     ("hotel", "住宿费", "单独住宿、酒店发票等场景。"),
-    ("entertainment", "业务招待费", "客户接待、宴请、招待等场景。"),
-    ("office", "办公费", "办公用品、耗材、办公设备等采购场景。"),
+    ("meal", "业务招待费", "客户接待、工作餐、加班餐、餐饮票据等场景。"),
+    ("meeting", "会务费", "会议、论坛、会场、参会等场景。"),
+    ("office", "办公用品费", "办公用品、耗材、办公设备等采购场景。"),
+    ("training", "培训费", "培训课程、讲师费、教材、认证等场景。"),
+    ("communication", "通讯费", "话费、流量、宽带、网络等场景。"),
+    ("welfare", "福利费", "团建、体检、慰问、节日福利等场景。"),
     ("other", "其他费用", "暂不属于以上分类的报销场景。"),
 )
 
@@ -130,10 +134,10 @@ INFERRED_REASON_LABELS = {
     "travel": "出差行程",
     "hotel": "住宿报销",
     "transport": "交通出行",
-    "meal": "餐饮用餐",
+    "meal": "业务招待",
     "meeting": "会务活动",
     "entertainment": "客户接待",
-    "office": "办公采购",
+    "office": "办公用品采购",
     "training": "培训学习",
     "communication": "通讯使用",
     "welfare": "员工福利",