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feat: add blog post about method implementation in ABAP ClassRAP #3

	name: Cleanup Orphan Images

	on:
	push:
	branches: [main]
	paths:
	- "_posts/**"

	permissions:
	contents: write

	jobs:
	cleanup:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	- name: Remove images no longer referenced by any post
	run: bash scripts/cleanup_orphan_images.sh --force

	- name: Commit changes if any
	run: \|
	if [ -n "$(git status --porcelain -- _images)" ]; then
	git config user.name "github-actions[bot]"
	git config user.email "github-actions[bot]@users.noreply.github.com"
	git add _images
	git commit -m "chore: 참조되지 않는 고아 이미지 자동 정리"
	git push
	else
	echo "정리할 고아 이미지가 없습니다."
	fi