NewDebugLogger creates a new Logger instance with Debug level.

NewErrorLogger creates a new Logger instance with Error level.

NewInfoLogger creates a new Logger instance with Info level.

NewPanicLogger creates a new Logger instance with Panic level.

NewUploader creates a new file uploader.

ValidatorFormatErrors formats validation errors into user-friendly messages.

ValidatorStartsWith checks if the field starts with the specified prefix.

Common file extensions.

Common file extensions.

Common file extensions.

Common file extensions.

Common file extensions.

Logger is a wrapper around zap.Logger for structured logging.

Uploader manages file uploads.

UploadInfo stores the information of the uploaded file.

FileExtensions represents a list of file extensions.