chore: sync various improvements and fixes

- Update gitignore and serena config
- Improve connection and voting stores
- Enhance admin routes and socket handling
- Update client-screen views
- Add auth middleware

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

packages/server/load-test/vote-load-test.yaml

@@ -146,7 +146,6 @@ scenarios:
             userId: "{{ userId }}"
             userName: "压测用户-{{ userId }}"
             role: "user"
-            department: "测试部门"
       - think: 0.5
       - loop:
           - function: "selectRandomProgram"
@@ -176,7 +175,6 @@ scenarios:
             userId: "{{ userId }}"
             userName: "速投用户-{{ userId }}"
             role: "user"
-            department: "压力测试"
       - loop:
           - function: "selectRandomProgram"
           - function: "selectRandomTicketType"
@@ -204,5 +202,4 @@ scenarios:
             userId: "{{ userId }}"
             userName: "观望用户-{{ userId }}"
             role: "user"
-            department: "观望组"
       - think: 8  # 长时间停留