Attempts to follow a user with retry logic, including exponential backoff with jitter.

Checks the current rate limit status and logs it.

Handles GitHub API rate limiting with exponential backoff and jitter.

Writes the follower count to a file.

Appends a followed user to the file.

Checks the current rate limit status. Returns a tuple of (remaining_requests, reset_timestamp).

Retrieves the total number of followers. Uses the 'per_page=1' parameter to minimize data transfer.

Loads followed users from a file into a set.

Loads followed users from a file into a set. If the file does not exist, returns an empty set.

Loads the follower counter from a file.

Loads the follower counter from a file. If the file does not exist or contains invalid data, returns 0.

Main function to check total followers and available followers to follow.

Fetches all followers of the specified GitHub user.