build: remove old tooling

tools/fetch_spotiflac_backend.sh

@@ -1,23 +0,0 @@
-#!/bin/sh
-
-set -e
-
-FOLDER=lib
-
-rm -rf lib/
-git clone https://github.com/afkarxyz/SpotiFLAC.git
-cp -r SpotiFLAC/backend/ lib/
-mkdir -p app/ 
-cp SpotiFLAC/app.go app/app.go
-rm -rf SpotiFLAC
-
-sed -i "s/package main/package app/g" app/app.go
-sed -i "s/\"spotiflac\/backend\"/backend \"github.com\/Superredstone\/spotiflac-cli\/lib\"/g" app/app.go
-
-# Nix shenanigans
-chmod -R 777 lib
-
-for i in $(ls lib/); do
-	sed -i "s/package backend/package $FOLDER/g" $FOLDER/$i
-done
-