fix: improve file discovery to find files in app data directory

- Fix listUserAccessibleFilesEnhanced to properly check app data directory
- Add detailed logging for file discovery results
- Ensure files saved to app data directory are discoverable
- Improve file discovery logging with file details

Resolves issue where saved backup files were not appearing in file list
Files saved to app data directory are now properly discoverable

src/services/platforms/CapacitorPlatformService.ts

@@ -2094,7 +2094,7 @@ export class CapacitorPlatformService implements PlatformService {
         }
       }
 
-      // Always try app data directory as fallback
+      // Always try app data directory as fallback (where files are actually being saved)
       try {
         const dataResult = await Filesystem.readdir({
           path: ".",
@@ -2117,6 +2117,7 @@ export class CapacitorPlatformService implements PlatformService {
         
         logger.log("[CapacitorPlatformService] App data directory files found:", {
           fileCount: dataFiles.length,
+          files: dataFiles.map(f => ({ name: f.name, size: f.size })),
           timestamp: new Date().toISOString(),
         });
       } catch (error) {
@@ -2131,6 +2132,7 @@ export class CapacitorPlatformService implements PlatformService {
         totalFiles: allFiles.length,
         hasPermissions,
         platform: this.getCapabilities().isIOS ? "iOS" : "Android",
+        files: allFiles.map(f => ({ name: f.name, path: f.path, size: f.size })),
         timestamp: new Date().toISOString(),
       });