Same

But doesn’t this already exist? For most packages I get, I can choose to either have them delivered to my door or to a package station, where I put my delivery number in and it unlocks the compartment my package is in. Same for sending packages.

Here’s an example:
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I’m in Europe though, not sure if it’s a thing in the US.

No they do want to make it accessible only at the library.

You should watch The Good Place and/or read the book How to be Perfect by Michael Schur. He made the show too.

He starts from the same standpoint as you and then explores moral philosophy to find answers.