EXTENSION_TO_CONTENT_TYPE = { "json": "application/json", "txt": "text/plain", "csv": "text/csv", "html": "text/html", "pdf": "application/pdf", "png": "image/png", "jpg": "image/jpeg", "jpeg": "image/jpeg", "gif": "image/gif", "svg": "image/svg+xml", "mp3": "audio/mpeg", "wav": "audio/wav", "mp4": "video/mp4", "webm": "video/webm", "zip": "application/zip", "tar": "application/x-tar", "gz": "application/gzip", "doc": "application/msword", "docx": "application/vnd.openxmlformats-officedocument.wordprocessingml.document", "xls": "application/vnd.ms-excel", "xlsx": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "ppt": "application/vnd.ms-powerpoint", "pptx": "application/vnd.openxmlformats-officedocument.presentationml.presentation", "xml": "application/xml", "yaml": "application/x-yaml", "yml": "application/x-yaml", }