fix(ci): 修复 YAML 解析失败导致 CI 不触发

- 根因：'Run tests (coverage gate: lines >= 95%)' 未加引号，
  plain scalar 中 'coverage gate:' 的冒号被解析为嵌套 mapping，
  整个 workflow 解析失败 → push 不触发（v0.5.0 引入）
- 修复：name 加单引号；runs-on 恢复 debian-latest（runner 实际标签）
- publish.yml 同步恢复 runs-on
- 验证：两个文件 YAML 解析全部通过

.gitea/workflows/ci.yml

@@ -8,7 +8,7 @@ on:
 
 jobs:
   test:
-    runs-on: ubuntu-latest
+    runs-on: debian-latest
 
     strategy:
       matrix:
@@ -32,7 +32,7 @@ jobs:
       - name: Lint
         run: npm run lint
 
-      - name: Run tests (coverage gate: lines >= 95%)
+      - name: 'Run tests (coverage gate: lines >= 95%)'
         run: npx jest --forceExit --maxWorkers=2 --no-cache --coverage
         env:
           NODE_OPTIONS: --max-old-space-size=4096

.gitea/workflows/publish.yml

@@ -6,7 +6,7 @@ on:
 
 jobs:
   publish:
-    runs-on: ubuntu-latest
+    runs-on: debian-latest
 
     steps:
       - uses: actions/checkout@v4