添加自动yaml语法检查

请龙猫在仓库设置里打开不通过不允许合并，这样就可以自动阻拦语法错误了。

.github/workflows/check-yaml.yml

@@ -0,0 +1,10 @@
+name: Check yaml
+run-name: Check yaml
+on: [push, pull_request]  # yamllint disable-line rule:truthy
+jobs:
+  lintAllTheThings:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: yaml-lint
+        uses: ibiqlik/action-yamllint@v3