feat: 2026-07-11 全量更新 - 代办集成+会议室预定+知识迭代修复+UI统一+Bug修复

== 已部署上线 (9项) ==
- 代办事项真实数据源集成 (企微审批API 8bug修复链)
- H5/坐席端 Logo样式统一+绿色背景
- 视频引导页修复 (localStorage key v2)
- 坐席端 v9 Vue版本修复 (ElMessage._context)
- 截图按钮 v10 修复 (getDisplayMedia user gesture)
- 扫码样式恢复+H5扫码登录跳转修复
- H5截图快捷键提示

== 代码完成待部署 (3项) ==
- 知识迭代3Bug修复 (#8 POST端点/#7 MERGE幂等/#6 过期检查)
- 会议室预定-小鱼易联终端 (40文件, 40/40测试通过)
- IT资产升级审批推送 (asset_service.py)

== 需求文档 (2项) ==
- 坐席端AI辅助消息框-PRD (4项新功能确认)
- 坐席端布局优化建议 v2.0 (7天计划)

== 新增文档 ==
- 日报-2026-07-11.md
- 知识迭代Bug修复报告-20260711.md
- 会议室预定-部署指南.md
- CHANGELOG.md 更新

== 测试 ==
- test_todo_integration.py: 40/40
- test_meetingroom.py: 40/40
- test_bugfix_ki_suggestions.py: 21/21

test_dify_composite.py

@@ -0,0 +1,57 @@
+#!/usr/bin/env python3
+"""Test Dify API with composite API key format."""
+import json
+import os
+import httpx
+
+# The proxy expects composite format: <dify_base_url>|<api_key>|<app_type>
+# Main Dify uses: http://yw-dify.dc.servyou-it.com/v1|app-UaTWYdBSwN6VktKQlbh5YN5H|Chat
+# Approval should use: http://yw-dify.dc.servyou-it.com/v1|app-JWI7u1LTn9XPVe95KL6dHzPx|Chat
+
+PROXY_URL = "http://yw-dify.dc.servyou-it.com/dify2openai/v1/chat/completions"
+APPROVAL_KEY_RAW = "app-JWI7u1LTn9XPVe95KL6dHzPx"
+APPROVAL_KEY_COMPOSITE = "http://yw-dify.dc.servyou-it.com/v1|app-JWI7u1LTn9XPVe95KL6dHzPx|Chat"
+
+body = {
+    "model": "dify",
+    "messages": [
+        {"role": "user", "content": "我要申请VPN"},
+    ],
+    "temperature": 0,
+}
+
+# Test 1: Raw API key (current, failing)
+print("=== Test 1: Raw API key (current) ===")
+headers = {"Authorization": f"Bearer {APPROVAL_KEY_RAW}", "Content-Type": "application/json"}
+try:
+    resp = httpx.post(PROXY_URL, json=body, headers=headers, timeout=15.0)
+    print(f"  HTTP: {resp.status_code}")
+    print(f"  Body: {resp.text[:300]}")
+except Exception as e:
+    print(f"  ERROR: {e}")
+
+# Test 2: Composite API key
+print("\n=== Test 2: Composite API key ===")
+headers = {"Authorization": f"Bearer {APPROVAL_KEY_COMPOSITE}", "Content-Type": "application/json"}
+try:
+    resp = httpx.post(PROXY_URL, json=body, headers=headers, timeout=30.0)
+    print(f"  HTTP: {resp.status_code}")
+    print(f"  Body: {resp.text[:500]}")
+    if resp.status_code == 200:
+        data = resp.json()
+        choices = data.get("choices") or []
+        if choices:
+            content = choices[0].get("message", {}).get("content", "")
+            print(f"  Content: {content[:300]}")
+            try:
+                parsed = json.loads(content)
+                print(f"  Parsed JSON: {json.dumps(parsed, ensure_ascii=False, indent=2)}")
+            except:
+                print(f"  Content is not JSON")
+except Exception as e:
+    print(f"  ERROR: {e}")
+
+# Test 3: Check main Dify key format
+print("\n=== Test 3: Main Dify env vars ===")
+print(f"  DIFY_API_KEY = {os.environ.get('DIFY_API_KEY', 'NOT SET')}")
+print(f"  DIFY_API_URL = {os.environ.get('DIFY_API_URL', 'NOT SET')}")