docs: add `Built on Stellar` x402 facilitator landing page #470

	name: Check Routes Removal

	on:
	pull_request:
	paths:
	- 'routes.txt'

	jobs:
	check-routes-removal:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- name: Check for routes removal
	id: check-removal
	run: \|
	# Get the list of removed lines in routes.txt
	ROUTES_DIFF=$(git diff origin/${{ github.base_ref }} ${{ github.sha }} -- routes.txt)

	# Count removed lines (excluding diff metadata)
	REMOVED_COUNT=$(echo "$ROUTES_DIFF" \| { grep -E '^\-[^-]' \|\| true; } \| wc -l)

	if [ $REMOVED_COUNT -gt 0 ]; then
	echo "routes_removed=true" >> $GITHUB_OUTPUT
	echo "$ROUTES_DIFF" >> routes.diff
	else
	echo "routes_removed=false" >> $GITHUB_OUTPUT
	fi

	- name: Comment on PR (if routes were removed)
	if: steps.check-removal.outputs.routes_removed == 'true'
	uses: actions/github-script@v7
	with:
	github-token: ${{ secrets.GITHUB_TOKEN }}
	script: \|
	const fs = require('fs')
	const diffContent = fs.readFileSync('routes.diff', 'utf8');

	// Convert escaped newlines back for display
	const formattedDiff = diffContent.replace(/%0A/g, '\n').replace(/%0D/g, '\r').replace(/%25/g, '%');

	const comment = `> [!WARNING]
	> This change removes routes. The diff of routes is below. Please verify that these changes to the routes are intentional and that redirects are in place if needed. Redirects can be added to \`nginx/includes/redirects.conf\`.

	\`\`\`diff
	${formattedDiff}
	\`\`\`

	`;

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

Provide feedback