Add API routes to list and create anthologies #24
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ℹ️ Issue
Closes #12
Closes #14
📝 Description
Implements a GET endpoint on the Library controller which returns all Anthology instances contained within the specified Library instance, and a POST endpoint on the Library controller which creates a new Anthology instance within the specified Library instance.
Briefly list the changes made to the code:
LibraryControllerasgetLibraryAnthologies.getAnthologiesinLibraryServicewhich will throw aNotFoundExceptionif the specified Library ID does not exist.✔️ Verification
Comprehensively reviewed any AI-generated code. Produced 26 tests related to the Library controller and service, which all pass.
Verify by running

yarn test:*See the Notes section for info about the failing test.
🏕️ Future Work / Notes
Anthology[]for clarity and ease of pagination. Can easily be refactored to an object like{ anthologies: Anthology[] }in the future if needed.create-anthology.dto.tsto be updated accordingly.main. All tests inlibrary.service.spec.tsandlibrary.controller.spec.tspass.