* modified list-gift-card
* added search with relations to gift cards to allow for proper lookup
* removed new line
* created skeleton for testing
* began impl. tests
* added more test
* finished tests
* reverted failed changes
* updated tests to accomodate re-introduced additions
* removed VSCode settings file
* updated according to comments
* corrected use of findOneWithRelations for gift-card
* corrected parsing to be postgresql instead of an if-statement for gift-card
* changed bits and pieces
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