Implement Rust MCP server to verify Auth feature #8

	name: PR Format Check

	on:
	pull_request:
	types: [opened, synchronize, reopened]

	jobs:
	rust-format:
	name: Rust Format
	runs-on: ubuntu-latest
	permissions:
	contents: read
	pull-requests: write

	steps:
	- name: Checkout PR
	uses: actions/checkout@v4
	with:
	fetch-depth: 0
	submodules: false

	- name: Install Rust toolchain
	uses: dtolnay/rust-toolchain@stable
	with:
	components: rustfmt

	- name: Check changed files
	id: changed-files
	run: \|
	# Get list of changed Rust files (excluding third_party)
	git diff --name-only origin/${{ github.base_ref }}...HEAD \| \
	grep -E '\.rs$' \| \
	grep -v '^third_party/' > changed_files.txt \|\| true

	if [ -s changed_files.txt ]; then
	echo "has_changes=true" >> $GITHUB_OUTPUT
	echo "Changed Rust files:"
	cat changed_files.txt
	else
	echo "has_changes=false" >> $GITHUB_OUTPUT
	echo "No Rust files changed"
	fi

	- name: Check formatting
	if: steps.changed-files.outputs.has_changes == 'true'
	run: \|
	cargo fmt --all -- --check

	- name: Post PR comment on failure
	if: failure() && steps.changed-files.outputs.has_changes == 'true'
	uses: actions/github-script@v7
	with:
	script: \|
	const comment = `## Rust Format Check Failed

	Some Rust files in this PR are not properly formatted.

	To fix this issue:
	\`\`\`bash
	cargo fmt
	\`\`\`

	Then commit and push the changes.`;

	github.rest.issues.createComment({
	issue_number: context.issue.number,
	owner: context.repo.owner,
	repo: context.repo.repo,
	body: comment
	});

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