Replace version placeholders in built schema #407

	name: Sphinx Build
	on: [push, pull_request]

	jobs:
	sphinxbuild:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: Setup python
	uses: actions/setup-python@v2
	with:
	python-version: 3.9
	architecture: x64
	- uses: actions/cache@v1
	with:
	path: ~/.cache/pip
	key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}
	- run: pip install -r requirements.txt
	- run: cd ./docs/ && sphinx-build -nW . ./temp_build

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