Remove warnings

.github/workflows/test.yml

@@ -21,24 +21,22 @@ jobs:
         password: ${{ secrets.GITHUB_TOKEN }}
 
     - name: Calculate SHA256 for postgres_primary.dockerfile
-      id: primary_sha
-      run: echo "::set-output name=sha256::$(sha256sum postgres_primary.dockerfile | awk '{ print substr($1, 1, 12) }')"
+      run: echo "PRIMARY_SHA=$(sha256sum postgres_primary.dockerfile | awk '{ print substr($1, 1, 12) }')" >> $GITHUB_ENV
 
     - name: Calculate SHA256 for postgres_replica.dockerfile
-      id: replica_sha
-      run: echo "::set-output name=sha256::$(sha256sum postgres_replica.dockerfile | awk '{ print substr($1, 1, 12) }')"
+      run: echo "REPLICA_SHA=$(sha256sum postgres_replica.dockerfile | awk '{ print substr($1, 1, 12) }')" >> $GITHUB_ENV
 
     - name: Compute container registry name
       run: echo "CR_NAME=$(echo ghcr.io/${{ github.repository }} | tr '[:upper:]' '[:lower:]')" >> $GITHUB_ENV
 
     - name: Build and tag primary Docker image
-      run: docker build -f postgres_primary.dockerfile -t $CR_NAME/postgres_primary:${{ steps.primary_sha.outputs.sha256 }} .
+      run: docker build -f postgres_primary.dockerfile -t $CR_NAME/postgres_primary:${{ env.PRIMARY_SHA }} .
 
     - name: Build and tag replica Docker image
-      run: docker build -f postgres_replica.dockerfile -t $CR_NAME/postgres_replica:${{ steps.replica_sha.outputs.sha256 }} .
+      run: docker build -f postgres_replica.dockerfile -t $CR_NAME/postgres_replica:${{ env.REPLICA_SHA }} .
 
     - name: Push primary Docker image
-      run: docker push $CR_NAME/postgres_primary:${{ steps.primary_sha.outputs.sha256 }}
+      run: docker push $CR_NAME/postgres_primary:${{ env.PRIMARY_SHA }}
 
     - name: Push replica Docker image
-      run: docker push $CR_NAME/postgres_replica:${{ steps.replica_sha.outputs.sha256 }}
+      run: docker push $CR_NAME/postgres_replica:${{ env.REPLICA_SHA }}