* Added initial code for endpoint to link user id with song queue #156
* Updated songQueue to have a user_id field #156
* Added function to link user_id with songQueue record #156
* Added useful constant #156
* Finished adding code #156
Need to make the endpoint available and then write a test. Might have to modify existing tests
* Made link user id endpoint available #156
* Added TODOs for later
* Changing location of test code
* Code formatting
* Added test #156
* Formatted code
* Added user_id to SongQueue and added more related code
* Code formatting
* Fixing possible nil user_id field in SongQueue when calling a function
* Fixed another issue
* Made changes to function to also return user_id
* Making use of user_id in test requests
* Code formatting
* Updated workflow
* Forgot to include port
* Docker changes for port change
* Reverting port changes
* Cleaning up Dockerfile
* Version bump
* Added icarus_envy
* Commenting out dotenvy crate
* Removing environment and keys modules
* Replacing with icarus_envy
* Making changes to test code
* Removing lingering references in tests
* Test fix
* Test fix
* Another test fix
* Rust formatting
* Removing commented crate
* Using v0.2.0 version of icarus_envy
KD