adds an action to preview docs #5

	name: Build Docs
	on:
	push:
	branches:
	- main
	- build-docs
	pull_request:
	workflow_dispatch:

	jobs:
	build:
	name: Build the docs
	runs-on: ubuntu-20.04
	env:
	MODAL_TOKEN_ID: ${{ secrets.MODAL_MODAL_LABS_TOKEN_ID }}
	MODAL_TOKEN_SECRET: ${{ secrets.MODAL_MODAL_LABS_TOKEN_SECRET }}
	MODAL_ENVIRONMENT: modal-egs

	steps:
	- uses: actions/checkout@v3
	with:
	fetch-depth: 1

	- name: Install Python
	uses: actions/setup-python@v5
	with:
	python-version: "3.11"

	- name: Install base packages
	shell: bash
	run: \|
	pip install uv
	uv pip install --system setuptools wheel

	- name: Checkout modal repo
	uses: actions/checkout@v3
	with:
	repository: modal-labs/modal
	token: ${{ secrets.GH_PAT }}
	path: internal/modal
	fetch-depth: 1

	- name: Move modal repo
	run: \|
	mv internal/modal ../modal

	- name: Install modal development packages
	run: \|
	uv pip install --system -r ../modal/requirements.dev.txt

	- name: Checkout client repo
	uses: actions/checkout@v3
	with:
	repository: modal-labs/modal-client
	token: ${{ secrets.GH_PAT }}
	path: internal/client
	fetch-depth: 1

	- name: Install client repo from superdirectory
	run: \|
	mv internal/client ../client
	uv pip install --system -e ../client

	- uses: actions/setup-node@v4
	with:
	node-version: 18

	- run: npm ci --include=dev
	working-directory: ../modal/frontend

	- name: Compile protos
	run: \|
	cd ../client && inv protoc type-stubs
	cd ../modal && inv protoc

	- name: Build the docs
	working-directory: ../modal
	run: \|
	inv frontend-preview

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