modify some visuals #75

	---
	name: Build and check all targets
	on:
	push:
	paths:
	- '**.nix'
	workflow_dispatch: {}
	workflow_call:
	inputs:
	sha:
	required: true
	type: string
	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: DeterminateSystems/nix-installer-action@main
	- uses: DeterminateSystems/magic-nix-cache-action@main
	- name: Remove unnecessary packages
	run: \|
	echo "=== Before pruning ==="
	df -h
	sudo rm -rf /usr/share /usr/local /opt \|\| true
	echo
	echo "=== Before building ==="
	df -h
	- name: Build system toplevel
	run: nix build github:debugloop/dotfiles/${{ inputs.sha \|\| github.sha }}#nixosConfigurations.simmons.config.system.build.toplevel
	- name: Print leftover space
	run: \|
	echo "=== After building ==="
	df -h

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