Add documentation for string formats; fix `at-identifier` format #417

	name: Codegen check

	on: [ pull_request ]

	permissions:
	contents: read

	jobs:
	codegen_check:
	runs-on: ${{ matrix.os }}

	strategy:
	matrix:
	os: [ ubuntu-latest, windows-latest, macos-latest ]

	defaults:
	run:
	shell: bash

	steps:
	- name: Run Cimon (eBPF).
	if: runner.os == 'Linux'
	uses: cycodelabs/cimon-action@v0
	with:
	prevent: true
	allowed-hosts: >
	files.pythonhosted.org
	install.python-poetry.org
	pypi.org

	- name: Checkout repository.
	uses: actions/checkout@v4

	- name: Set up Python.
	uses: actions/setup-python@v4
	with:
	python-version: '3.8'

	- name: Setup Poetry.
	uses: snok/install-poetry@v1
	with:
	version: 1.8.3

	- name: Install dependencies.
	run: poetry install --no-interaction

	- name: Run codegen.
	run: poetry run atproto gen all

	- name: Run docs gen.
	if: runner.os == 'Linux'
	run: \|
	source $(poetry env info -p)/bin/activate
	make -s -C docs gen

	- name: Check working directory is clean.
	run: git diff --exit-code

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