Merge pull request #846 from OFFER-HUB/feat/improve-project #150

	name: Backend CI/CD

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

	jobs:
	build:
	runs-on: ubuntu-latest

	defaults:
	run:
	working-directory: ./backend

	strategy:
	matrix:
	node-version: [18.x, 20.x]

	steps:
	- name: Checkout code
	uses: actions/checkout@v4

	- name: Setup Node.js ${{ matrix.node-version }}
	uses: actions/setup-node@v4
	with:
	node-version: ${{ matrix.node-version }}
	cache: "npm"
	cache-dependency-path: backend/package-lock.json

	- name: Cache node_modules
	uses: actions/cache@v4
	with:
	path: backend/node_modules
	key: ${{ runner.os }}-node-${{ hashFiles('backend/package-lock.json') }}
	restore-keys: \|
	${{ runner.os }}-node-
	- name: Cache build output
	uses: actions/cache@v4
	with:
	path: backend/dist
	key: ${{ runner.os }}-build-${{ hashFiles('backend/src/*/.ts') }}
	restore-keys: \|
	${{ runner.os }}-build-
	- name: Install dependencies
	run: npm ci

	- name: Run linting
	run: npm run lint

	- name: Build application
	run: npm run build

	- name: Upload build artifacts
	uses: actions/upload-artifact@v4
	with:
	name: backend-build-${{ matrix.node-version }}
	path: backend/dist/
	retention-days: 7

	security:
	runs-on: ubuntu-latest
	needs: build

	defaults:
	run:
	working-directory: ./backend

	steps:
	- name: Checkout code
	uses: actions/checkout@v4

	- name: Setup Node.js
	uses: actions/setup-node@v4
	with:
	node-version: "18.x"
	cache: "npm"
	cache-dependency-path: backend/package-lock.json

	- name: Install dependencies
	run: npm ci

	- name: Run security audit
	run: npm audit --audit-level=moderate

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