feat: add detailed logging and directory verification for YouTube cover image storage failures

app/Services/YouTubeService.php

@@ -360,19 +360,48 @@ class YouTubeService
             $response = Http::timeout(30)->get($imageUrl);
 
             if ($response->failed()) {
+                Log::warning('YouTube cover image fetch HTTP request failed', [
+                    'video_id' => $videoId,
+                    'url' => $imageUrl,
+                    'status' => $response->status(),
+                ]);
                 return null;
             }
 
             $extension = $this->guessImageExtension($response->header('Content-Type'));
             $path = 'music-productions/covers/youtube-' . $videoId . '.' . $extension;
 
-            Storage::disk('public')->put($path, $response->body());
+            $absolutePath = Storage::disk('public')->path($path);
+            $directory = dirname($absolutePath);
+
+            if (!is_dir($directory)) {
+                @mkdir($directory, 0775, true);
+            }
+
+            if (is_dir($directory) && !is_writable($directory)) {
+                Log::error('YouTube cover directory is not writable. Check folder ownership and permissions.', [
+                    'directory' => $directory,
+                    'owner' => function_exists('posix_getpwuid') ? posix_getpwuid(fileowner($directory))['name'] : fileowner($directory),
+                    'perms' => substr(sprintf('%o', fileperms($directory)), -4),
+                ]);
+            }
+
+            $stored = Storage::disk('public')->put($path, $response->body());
+
+            if (!$stored) {
+                Log::error('Failed to store YouTube cover image via storage disk.', [
+                    'path' => $path,
+                    'video_id' => $videoId,
+                ]);
+                return null;
+            }
 
             return $path;
         } catch (\Throwable $exception) {
-            Log::warning('YouTube cover download failed', [
+            Log::error('YouTube cover download failed with exception', [
                 'video_id' => $videoId,
                 'message' => $exception->getMessage(),
+                'trace' => $exception->getTraceAsString(),
             ]);
 
             return null;