feat: Support document grounding #370

	name: documentation

	on:
	pull_request:
	branches:
	- main

	jobs:
	grammar-check:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	- name: Determine Changed Files
	id: changed-files
	run: \|
	ALL_FILES=$(gh pr view ${{ github.event.pull_request.number }} --json files --jq '.files.[] \| select(.additions > 0) \| .path')
	CHANGED_FILES="${ALL_FILES//$'\n'/,}"

	echo "[DEBUG] Following files have been changed: $CHANGED_FILES"
	echo "CHANGED_FILES=$CHANGED_FILES" >> $GITHUB_OUTPUT
	env:
	GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
	- name: Vale
	# vale fails if the PR is too large, e.g. when updating API docs
	if: ${{ github.event.pull_request.changed_files < 100 }}
	# You may pin to the exact commit or the version.
	# uses: errata-ai/vale-action@0da98680790f89b8d5b685de9c264f55addc971b
	uses: errata-ai/vale-action@reviewdog
	with:
	# version of 'vale' to use
	# see https://github.com/errata-ai/vale for all releases
	version: 3.7.1
	# changed files. computed in the step above
	files: ${{ steps.changed-files.outputs.CHANGED_FILES }}
	# the separator for the file list. we are using a comma (see step above)
	separator: ","
	# let review dog fail if there are errors
	fail_on_error: true
	env:
	# Required
	GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}

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