* Added migration for metadata table used to store a song's metadata
* Added comment for new table
* Added endpoint to create metadata
* Filling out code
* Changed type of duration in request
* Reorganizing code
* Changing metadata table to song
* Added TODO for data type discrepancy for the future
* Fix migration syntax error
* Added types to request
* Added environment variable for root directory:
* Moving keys to its own module
* Moved environement related code to its own module
* Added function to get root_directory
* Added endpoint to create song
* Minor fixes
* Added test and refactored tests
* Ironing out some kinks
* Resolved test issue
Turns out I was using the wrong id value
* Added env variable in workflow
* Added TODO
* Updated env variable
* clippy warning fixes
* Making sure date_created is populated when returneD
* Code cleanup
* Added TODOs
* Uncommenting tests
* Code formatting
KD
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