fix: confirm email changes and enforce clean backend build

backend/src/Socialize.Api/Infrastructure/BlobStorage/Services/LocalBlobStorage.cs

@@ -14,6 +14,14 @@ internal sealed class LocalBlobStorage(
     private const long MaxUploadSize = 10 * 1024 * 1024;
     private const string ContentTypeMetadataSuffix = ".content-type";
 
+    private static readonly char[] PathSeparators = [Path.DirectorySeparatorChar, Path.AltDirectorySeparatorChar];
+
+    private static readonly Action<ILogger, string, string, string, string, Exception?> LogUploadedFile =
+        LoggerMessage.Define<string, string, string, string>(
+            LogLevel.Information,
+            new EventId(1, nameof(UploadFileAsync)),
+            "Blob storage: Uploaded [{BlobName}] to local container [{ContainerName}] with contentType [{ContentType}] and uri [{FileUri}]");
+
     private readonly LocalBlobStorageOptions _options = options.Value;
 
     public async Task<string> UploadFileAsync(
@@ -46,12 +54,7 @@ internal sealed class LocalBlobStorage(
         await File.WriteAllTextAsync(GetContentTypeMetadataPath(filePath), contentType, ct);
 
         string fileUri = BuildPublicUrl(relativePath);
-        logger.LogInformation(
-            "Blob storage: Uploaded [{BlobName}] to local container [{ContainerName}] with contentType [{ContentType}] and uri [{FileUri}]",
-            blobName,
-            containerName,
-            contentType,
-            fileUri);
+        LogUploadedFile(logger, blobName, containerName, contentType, fileUri, null);
 
         return fileUri;
     }
@@ -106,7 +109,7 @@ internal sealed class LocalBlobStorage(
             throw new InvalidOperationException("Blob storage: Blob paths must be relative.");
         }
 
-        string[] pathParts = [containerName, .. blobName.Split([Path.DirectorySeparatorChar, Path.AltDirectorySeparatorChar])];
+        string[] pathParts = [containerName, .. blobName.Split(PathSeparators)];
         if (pathParts.Any(part => part is "" or "." or ".."))
         {
             throw new InvalidOperationException("Blob storage: Blob paths must not contain relative path segments.");
@@ -135,7 +138,7 @@ internal sealed class LocalBlobStorage(
             ? "/api/storage"
             : requestPath.Trim();
 
-        return normalized.StartsWith("/", StringComparison.Ordinal)
+        return normalized.StartsWith('/')
             ? normalized.TrimEnd('/')
             : $"/{normalized.TrimEnd('/')}";
     }