feat: 重构知识库系统，移除Hermes集成，增强RAG和同步功能

主要变更:
- 移除Hermes智能体及相关回调服务
- 新增知识库RAG、同步、调度、规范化和索引任务服务
- 重构orchestrator服务，增强运行时聊天功能
- 更新前端聊天、政策制度、设置等页面样式和逻辑
- 更新expense_claims和document_intelligence服务
- 删除llm_wiki相关服务和测试文件
- 更新docker-compose配置和启动脚本

web/package-lock.json

@@ -12,6 +12,7 @@
         "@vitejs/plugin-vue": "^5.2.4",
         "@vueuse/motion": "^3.0.3",
         "chart.js": "^4.5.1",
+        "markdown-it": "^14.1.1",
         "pg": "^8.13.1",
         "primeicons": "^7.0.0",
         "primevue": "^4.5.5",
@@ -1144,6 +1145,12 @@
         "node": ">=0.4.0"
       }
     },
+    "node_modules/argparse": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmmirror.com/argparse/-/argparse-2.0.1.tgz",
+      "integrity": "sha512-8+9WqebbFzpX9OR+Wa6O29asIogeRMzcGtAINdpMHHyAg10f05aSFVBbcEqGf/PXw1EjAZ+q2/bEBg3DvurK3Q==",
+      "license": "Python-2.0"
+    },
     "node_modules/c12": {
       "version": "3.3.4",
       "resolved": "https://registry.npmjs.org/c12/-/c12-3.3.4.tgz",
@@ -1428,6 +1435,15 @@
       "license": "MIT",
       "optional": true
     },
+    "node_modules/linkify-it": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmmirror.com/linkify-it/-/linkify-it-5.0.0.tgz",
+      "integrity": "sha512-5aHCbzQRADcdP+ATqnDuhhJ/MRIqDkZX5pyjFHRRysS8vZ5AbqGEoFIb6pYHPZ+L/OC2Lc+xT8uHVVR5CAK/wQ==",
+      "license": "MIT",
+      "dependencies": {
+        "uc.micro": "^2.0.0"
+      }
+    },
     "node_modules/magic-string": {
       "version": "0.30.21",
       "resolved": "https://registry.npmjs.org/magic-string/-/magic-string-0.30.21.tgz",
@@ -1437,6 +1453,41 @@
         "@jridgewell/sourcemap-codec": "^1.5.5"
       }
     },
+    "node_modules/markdown-it": {
+      "version": "14.1.1",
+      "resolved": "https://registry.npmmirror.com/markdown-it/-/markdown-it-14.1.1.tgz",
+      "integrity": "sha512-BuU2qnTti9YKgK5N+IeMubp14ZUKUUw7yeJbkjtosvHiP0AZ5c8IAgEMk79D0eC8F23r4Ac/q8cAIFdm2FtyoA==",
+      "license": "MIT",
+      "dependencies": {
+        "argparse": "^2.0.1",
+        "entities": "^4.4.0",
+        "linkify-it": "^5.0.0",
+        "mdurl": "^2.0.0",
+        "punycode.js": "^2.3.1",
+        "uc.micro": "^2.1.0"
+      },
+      "bin": {
+        "markdown-it": "bin/markdown-it.mjs"
+      }
+    },
+    "node_modules/markdown-it/node_modules/entities": {
+      "version": "4.5.0",
+      "resolved": "https://registry.npmmirror.com/entities/-/entities-4.5.0.tgz",
+      "integrity": "sha512-V0hjH4dGPh9Ao5p0MoRY6BVqtwCjhz6vI5LT8AJ55H+4g9/4vbHx1I54fS0XuclLhDHArPQCiMjDxjaL8fPxhw==",
+      "license": "BSD-2-Clause",
+      "engines": {
+        "node": ">=0.12"
+      },
+      "funding": {
+        "url": "https://github.com/fb55/entities?sponsor=1"
+      }
+    },
+    "node_modules/mdurl": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmmirror.com/mdurl/-/mdurl-2.0.0.tgz",
+      "integrity": "sha512-Lf+9+2r+Tdp5wXDXC4PcIBjTDtq4UKjCPMQhKIuzpJNW0b96kVqSwW0bT7FhRSfmAiFYgP+SCRvdrDozfh0U5w==",
+      "license": "MIT"
+    },
     "node_modules/mlly": {
       "version": "1.8.2",
       "resolved": "https://registry.npmjs.org/mlly/-/mlly-1.8.2.tgz",
@@ -1729,6 +1780,15 @@
         "node": ">=12.11.0"
       }
     },
+    "node_modules/punycode.js": {
+      "version": "2.3.1",
+      "resolved": "https://registry.npmmirror.com/punycode.js/-/punycode.js-2.3.1.tgz",
+      "integrity": "sha512-uxFIHU0YlHYhDQtV4R9J6a52SLx28BCjT+4ieh7IGbgwVJWO+km431c4yRlREUAsAmt/uMjQUyQHNEPf0M39CA==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=6"
+      }
+    },
     "node_modules/rc9": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/rc9/-/rc9-3.0.1.tgz",
@@ -1869,6 +1929,12 @@
       "integrity": "sha512-d6xOpEDfsi2CZVlPQzGeux8XMwLT9hssAsaPYExaQMuYskwb+x1x7J371tWlbBdWHroy99KnVB6qIkUbs5X3UQ==",
       "license": "0BSD"
     },
+    "node_modules/uc.micro": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmmirror.com/uc.micro/-/uc.micro-2.1.0.tgz",
+      "integrity": "sha512-ARDJmphmdvUk6Glw7y9DQ2bFkKBHwQHLi2lsaH6PPmz/Ka9sFOBsBluozhDltWmnv9u/cF6Rt87znRTPV+yp/A==",
+      "license": "MIT"
+    },
     "node_modules/ufo": {
       "version": "1.6.3",
       "resolved": "https://registry.npmjs.org/ufo/-/ufo-1.6.3.tgz",