Addition of new testnet channel constantine-3 (Archway) <> grand-1 (Noble) #219

	---
	name: Validate endpoints
	on:
	pull_request:
	branches:
	- main

	jobs:
	EndpointsValidation:
	runs-on: ubuntu-latest
	steps:
	- uses: dorny/paths-filter@v2
	id: filter
	with:
	list-files: shell
	filters: \|
	chain:
	- added\|modified: '**/chain.json'
	- uses: actions/checkout@v4
	if: ${{ steps.filter.outputs.chain_files != null }}
	with:
	fetch-depth: 0
	- name: Install grpcurl
	if: ${{ steps.filter.outputs.chain_files != null }}
	uses: jaxxstorm/action-install-gh-release@v1
	with:
	repo: fullstorydev/grpcurl
	tag: v1.8.7
	- name: Validate changed endpoints
	if: ${{ steps.filter.outputs.chain_files != null }}
	shell: bash {0}
	run: \|
	declare -i result=0
	paths=(${{ steps.filter.outputs.chain_files }})
	for path in "${paths[@]}"; do
	echo "Checking $path" >&2
	$(scripts/endpoints-checker.sh $path)
	result=$(($result+$?))
	done
	if [[ "$result" -gt 0 ]]; then
	exit 1
	fi

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