Solve a frontend or a backend challenge.
The prompt does not specify a concrete challenge, input format, output format, or functional requirements. Implement a function that validates the requested track and returns either a clarification request or an acknowledgment that the challenge details are ready to provide.
Function contract: solve_challenge(challenge_type, challenge_details) accepts a track string and details string, and returns a status dictionary.
def solve_challenge(challenge_type, challenge_details):