Merge pull request #317 from weni-ai/feat/freshchat-ticketer

Add Freshchat client and service implementation

Refactor Freshchat service Forward method to conditionally set Messag…

…eParts based on the presence of text, improving message construction logic.

Refactor Freshchat service Open method to improve user creation logic…

… and error handling. Update test cases to reflect changes in error messages for user retrieval. Enhance body parsing and channel ID resolution for better clarity and functionality.

Update Freshchat event handling to rename 'message_created' action to…

… 'message_create' for consistency with API specifications. Adjust corresponding test data to reflect this change.

debug

Refactor Freshchat service Forward method to retrieve user by contact…

… UUID instead of channel ID, enhancing error handling for user retrieval. Update tests to reflect changes in ticket configuration and remove obsolete test cases.

Rename event callback route to webhook in Freshchat service and updat…

…e corresponding test data paths for consistency.

Merge branch 'feat/freshchat-ticketer' into staging

Refactor Freshchat message structure: rename MessagesPart to MessageP…

…arts across client, service, and test files for consistency and clarity.

Add timestamp and user identification fields to Freshchat Open method