Removed conflicting PORT env var from deployment.

Author: lawruixi

.github/workflows/docker_deployment.yaml

@@ -46,32 +46,35 @@ jobs:
       - name: Set up Cloud SDK
         uses: 'google-github-actions/setup-gcloud@v3'
 
+      - name: Remove PORT env variables from the files.
+        run: |
+          sed -i '/^PORT=/d' question-service/question-service/.env
+          sed -i '/^PORT=/d' matching-service/matching-service/.env
+          sed -i '/^PORT=/d' user-service/user-service/.env
+          sed -i '/^PORT=/d' collaboration-service/collaboration-service/.env
+
       - name: Deploy to Cloud Run
         run: |
           gcloud run deploy question-service \
             --image docker.io/${{ secrets.DOCKERHUB_USERNAME }}/question-service:latest \
             --region asia-southeast1 \
             --env-vars-file=question-service/question-service/.env
-            --set-env-vars PORT=8080
             --allow-unauthenticated
 
           gcloud run deploy matching-service \
             --image docker.io/${{ secrets.DOCKERHUB_USERNAME }}/matching-service:latest \
             --region asia-southeast1 \
             --env-vars-file=matching-service/matching-service/.env
-            --set-env-vars PORT=8080
             --allow-unauthenticated
 
           gcloud run deploy user-service \
             --image docker.io/${{ secrets.DOCKERHUB_USERNAME }}/user-service:latest \
             --region asia-southeast1 \
             --env-vars-file=user-service/user-service/.env
-            --set-env-vars PORT=8080
             --allow-unauthenticated
 
           gcloud run deploy collaboration-service \
             --image docker.io/${{ secrets.DOCKERHUB_USERNAME }}/collaboration-service:latest \
             --region asia-southeast1 \
             --env-vars-file=collaboration-service/collaboration-service/.env
-            --set-env-vars PORT=8080
             --allow-unauthenticated