Enhanced setup and settings pages with full configuration

- Extended SetupRequest model to include all configuration fields
- Updated setup API endpoint to handle comprehensive configuration
- Created new setup.html with organized configuration sections
- Enhanced config modal in index.html with all settings
- Updated JavaScript modules to use unified config API
- Added backup configuration section
- Documented new features in features.md and instructions.md

src/server/web/static/js/index/config-manager.js

@@ -56,6 +56,9 @@ AniWorld.ConfigManager = (function() {
         // NFO configuration
         bindNFOEvents();
 
+        // Backup configuration
+        bindBackupEvents();
+
         // Status panel
         const closeStatus = document.getElementById('close-status');
         if (closeStatus) {
@@ -118,8 +121,16 @@ AniWorld.ConfigManager = (function() {
         }
     }
 
-    /**
-     * Bind NFO config events
+    /**     * Bind backup config events
+     */
+    function bindBackupEvents() {
+        const saveBackup = document.getElementById('save-backup-config');
+        if (saveBackup) {
+            saveBackup.addEventListener('click', AniWorld.MainConfig.saveBackupConfig);
+        }
+    }
+
+    /**     * Bind NFO config events
      */
     function bindNFOEvents() {
         const saveNFO = document.getElementById('save-nfo-config');