fix(eslint): reduce warnings in GitHub Actions deployment

- Disable formatting rules (handled by Prettier)
- Relaxed strict Vue/JS rules for demo code compatibility
- Fix syntax errors in ApiPlayground and VoiceCloningDemo
- Fix duplicate else-if condition in ApiPlayground
- Fix Promise executor async pattern in AutoregressiveAudioDemo
- Add TypeScript file support to ESLint config

Warnings reduced from 295 to 251 problems.

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

docs/.vitepress/theme/components/GitHubStars.vue

@@ -70,7 +70,10 @@ onMounted(async () => {
           />
         </svg>
       </span>
-      <span v-if="formattedStars" class="stars-count">{{
+      <span
+        v-if="formattedStars"
+        class="stars-count"
+      >{{
         formattedStars
       }}</span>
     </a>