chore: add yaml linting to eslint

Author: mikecentola

eslint.config.mjs

@@ -11,6 +11,7 @@ import json from '@eslint/json';
 import markdown from '@eslint/markdown';
 import prettier from 'eslint-plugin-prettier/recommended';
 import tseslint from 'typescript-eslint';
+import yml from 'eslint-plugin-yml';
 
 
 export default defineConfig([
@@ -134,6 +135,12 @@ export default defineConfig([
         extends: [ 'markdown/recommended' ],
     },
 
+    // Lint YAML
+    {
+        files: [ '**/*.yaml', '**/*.yml' ],
+        extends: [ yml.configs['flat/recommended'] ],
+    },
+
     //prettier,
 
 ]);

package-lock.json

@@ -68,6 +68,7 @@
         "eslint-import-resolver-typescript": "^4.4.4",
         "eslint-plugin-import-x": "^4.16.1",
         "eslint-plugin-prettier": "^5.5.4",
+        "eslint-plugin-yml": "^1.18.0",
         "mocha": "^11.7.2",
         "prettier": "^3.6.2",
         "shx": "^0.4.0",