HTTP Methods => Get, Put, Post, Delete, Options, ...
CRUD => Create, Read, Update, Destroy
CRUD Action HTTP Method URI Req Body Resp Body
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Read Index GET /employees - [{...}, ...] - Done
Read Show GET /employees/{id} - {...}
Create Create POST /employees {...} {id: ..., ...} - Done
Update Update PUT /employees/{id} {...} - / {...}
Update Update PATCH /employees/{id} {some attrs} - / {...}
Destroy Delete DELETE /employees/{id} - - / {...}