update welcome guide for play #491

	name: Validate JSON

	on:
	push:
	pull_request:
	workflow_dispatch:

	jobs:
	validate-json:
	runs-on: ubuntu-latest
	permissions:
	contents: read

	steps:
	- name: Checkout code
	uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6
	with:
	persist-credentials: false
	submodules: false

	- name: Checkout validation scripts from main
	uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6
	with:
	ref: main
	sparse-checkout: \|
	.github/scripts/
	sparse-checkout-cone-mode: false
	path: .github-trusted
	persist-credentials: false

	- name: Validate index.json
	run: \|
	echo "Validating index.json for well-formed JSON..."

	# Check if index.json exists
	if [ ! -f "index.json" ]; then
	echo "❌ Error: index.json file not found"
	exit 1
	fi

	# Validate JSON using the validation script
	python3 .github-trusted/.github/scripts/validate_json.py index.json

	if [ $? -eq 0 ]; then
	echo "🎉 All validations passed! index.json is well-formed and properly structured."
	else
	echo "❌ JSON validation failed!"
	exit 1
	fi

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