Add post-apocalyptic world collection details #6716

	name: Test source files for correctness
	on:
	pull_request:
	push:
	branches-ignore:
	- main
	workflow_dispatch:

	jobs:
	source-syntax-check:
	runs-on: ubuntu-latest
	steps:
	- name: Check out repository code
	uses: actions/checkout@v3

	- name: Check that source dirs contain only *.yaml files
	run: \|
	# Behold bash power and tremble!
	shopt -s extglob
	shopt -s nullglob
	for FILENAME in {accounts,collections,jettons}/!(*.yaml); do
	[ "${FILENAME}" == 'jettons/example.yaml.template' ] && continue
	echo "Found '${FILENAME}' file but only *.yaml files are allowed here."
	exit 1
	done
	- name: Install libraries
	run: pip3 install -r requirements.txt
	- name: Dummy run of generator to check for correct syntax
	run: python3 generator.py

Provide feedback