Add CI/CD pipeline configuration in ci.yml

Implemented GitHub Actions workflow for continuous integration including linting, testing with multiple Node versions, security scanning, and build automation for the Audityzer Platform.

Author: romanchaa997

.github/workflows/ci.yml

@@ -0,0 +1,75 @@
+name: CI/CD Pipeline
+
+on:
+  push:
+    branches: [ main, develop ]
+  pull_request:
+    branches: [ main, develop ]
+
+jobs:
+  lint-and-test:
+    runs-on: ubuntu-latest
+    
+    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'
+        
+    - name: Install dependencies
+      run: npm ci
+      
+    - name: Run linter
+      run: npm run lint
+      continue-on-error: true
+      
+    - name: Run tests
+      run: npm test
+      
+    - name: Generate coverage report
+      run: npm run test:coverage
+      continue-on-error: true
+      
+  security-scan:
+    runs-on: ubuntu-latest
+    
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+      
+    - name: Run security audit
+      run: npm audit --audit-level=moderate
+      continue-on-error: true
+      
+    - name: Check for vulnerabilities
+      run: npm audit fix --dry-run
+      continue-on-error: true
+      
+  build:
+    runs-on: ubuntu-latest
+    needs: [lint-and-test]
+    
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+      
+    - name: Setup Node.js
+      uses: actions/setup-node@v4
+      with:
+        node-version: '20.x'
+        cache: 'npm'
+        
+    - name: Install dependencies
+      run: npm ci
+      
+    - name: Build project
+      run: npm run build
+      continue-on-error: true