Updated CI workflow to use latest GitHub Actions versions

Author: Smit2011

.github/workflows/ci.yml

@@ -94,7 +94,7 @@ jobs:
         run: npm run build
 
       - name: Upload build artifacts
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4 # ✅ Updated to v4
         with:
           name: build-output
           path: .next/
@@ -107,18 +107,14 @@ jobs:
       name: staging
     steps:
       - name: Download build artifacts
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4 # ✅ Updated to v4
         with:
           name: build-output
           path: .next/
 
       - name: Deploy to Staging
         run: echo "Deploying to staging environment"
         # Add your deployment commands here
-        # Example: 
-        # - uses: some-deployment-action@v1
-        #   with:
-        #     target: staging
 
   deploy-production:
     needs: build
@@ -128,15 +124,11 @@ jobs:
       name: production
     steps:
       - name: Download build artifacts
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4 # ✅ Updated to v4
         with:
           name: build-output
           path: .next/
 
       - name: Deploy to Production
         run: echo "Deploying to production environment"
         # Add your deployment commands here
-        # Example: 
-        # - uses: some-deployment-action@v1
-        #   with:
-        #     target: production