fix: rename stylelint.config.ts to .mjs for jiti compatibility

stylelint.config.mjs

@@ -1,12 +1,12 @@
+import {fileURLToPath} from 'node:url';
 import path from 'node:path';
-import type {Config} from 'stylelint';
 
-// Use import.meta.dirname for reliable path resolution in ESM context
-// This gives us the directory where this config file lives (project root)
+// Use fileURLToPath for ESM compatibility
+const __dirname = path.dirname(fileURLToPath(import.meta.url));
 const cssVarFiles = [
-  path.join(import.meta.dirname, 'web_src/css/base.css'),
-  path.join(import.meta.dirname, 'web_src/css/themes/theme-gitea-light.css'),
-  path.join(import.meta.dirname, 'web_src/css/themes/theme-gitea-dark.css'),
+  path.join(__dirname, 'web_src/css/base.css'),
+  path.join(__dirname, 'web_src/css/themes/theme-gitea-light.css'),
+  path.join(__dirname, 'web_src/css/themes/theme-gitea-dark.css'),
 ];
 
 export default {
@@ -148,4 +148,4 @@ export default {
     'shorthand-property-no-redundant-values': true,
     'value-no-vendor-prefix': [true, {ignoreValues: ['box', 'inline-box']}],
   },
-} satisfies Config;
+};