add support for spherical polar grid: add geometric terms (volume/area) #491

	name: docs build

	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main

	jobs:
	docs:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0
	- name: Install pandoc and doxygen
	run: \|
	sudo apt install pandoc doxygen

	- name: Setup Python
	uses: actions/setup-python@v5
	with:
	python-version: '3.10'
	cache: "pip"

	- name: Install dependencies
	run: pip install -r ./requirements.txt

	- name: Install pyro
	run: pip install .

	- name: Build docs
	run: \|
	cd docs/
	PYTHONPATH=$GITHUB_WORKSPACE make SPHINXOPTS=-v html

	- name: Check links
	run: \|
	cd docs/
	PYTHONPATH=$GITHUB_WORKSPACE make SPHINXOPTS=-v linkcheck

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