add environment variable during build in the pipeline.yaml

Author: UmaxCode

.github/workflows/pipeline.yaml

@@ -47,6 +47,8 @@ jobs:
     if: github.ref == 'refs/heads/main'
     needs: [test]
     runs-on: ubuntu-latest
+    env:
+      AWS_REGION: ${{ secrets.AWS_REGION }}
     steps:
       - uses: actions/checkout@v3
       - uses: aws-actions/setup-sam@v2