🐛 fix: css클래스 삭제 후 똑같은 이름으로 생성 후 css 부여 시 에러 발생하는 버그 수정 #87

	name: Check Branch Name and Prevent Main Merge

	on:
	pull_request:
	branches:
	- dev
	- main

	jobs:
	check-branch-name:
	runs-on: ubuntu-latest
	if: github.event.pull_request.base.ref == 'dev'
	steps:
	- name: Extract Source Branch Name
	run: \|
	branch_name=$(jq -r .pull_request.head.ref "$GITHUB_EVENT_PATH")
	echo "Source Branch: $branch_name"

	if [[ ! $branch_name =~ ^(feat/[0-9]+\|bug/[0-9]+\|refactor/[0-9]+\|hotfix_[0-9]{4}\|chore_[0-9]{4}\|gh-pages)$ ]]; then
	echo "Error: Branch name must follow the pattern 'feat/[number]', 'bug/[number]', 'hotfix_mmdd', 'chore_mmdd', or 'gh-pages'."
	exit 1
	fi

	prevent-main-merge:
	runs-on: ubuntu-latest
	if: github.event.pull_request.base.ref == 'main'
	steps:
	- name: Prevent Merge to Main
	run: \|
	base_branch=$(jq -r .pull_request.base.ref "$GITHUB_EVENT_PATH")
	echo "Base Branch: $base_branch"

	if [[ $base_branch == "main" ]]; then
	echo "Error: Pull requests to the main branch are not allowed."
	exit 1
	fi

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