[MKT_481]: feat/sustainability lp #150

	name: PR Size Checker
	on:
	pull_request:
	branches:
	- main

	jobs:
	check_pr_size:
	name: Check PR size doesn't break set limit
	runs-on: ubuntu-latest
	steps:
	# Checkout the code with full history
	- name: Checkout repository
	uses: actions/checkout@v2
	with:
	fetch-depth: 0

	# Calculate PR size
	- name: Calculate PR size
	id: calculate_pr_size
	run: \|
	size=$(git diff --stat origin/main \
	\| grep -v .lock \
	\| awk -F"\|" '{ print $2 }' \
	\| awk '{ print $1 }' \
	\| sed '/^$/d' \
	\| paste -sd+ - \
	\| bc)

	echo "size=${size}" >> $GITHUB_ENV
	echo ""
	echo "Total lines changed (note: *.lock files are excluded from this count):"
	echo $size
	shell: bash

	# Check if PR size exceeds limit
	- name: Validate PR size
	run: \|
	if [[ $size -gt 500 ]]; then
	echo "Warning - total lines changed is greater than 500."
	echo "Please consider breaking this PR down."
	exit 1
	else
	echo "PR size is within acceptable limits."
	fi
	shell: bash

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