Package specific constants.
Meta API Constants
META_GRAPH_API_ENDPOINT: A f-string value of meta graph url endpoint.
META_GRAPH_API_VERSION: Package specific Meta Graph API version.
Request Constants
REQUEST_HEADERS: Common request headers for all httpx made from the wrapper.
Media Constants
CAPTION_ALLOWED_MEDIA_TYPES: Media types in which captions are allowed.
FILENAME_ALLOWED_MEDIA_TYPES: Media types in which custom filenames are allowed.