fix: dockerfile path

.github/workflows/spring-boot-cd.yml

@@ -54,7 +54,7 @@ jobs:
           REGISTRY: ${{ steps.login-ecr.outputs.registry }}
 
         run: |
-          docker build -t $REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG 
+          docker build -t $REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG .
           docker build -t $REGISTRY/nginx:$IMAGE_TAG ./nginx
           docker push $REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG
           docker push $REGISTRY/nginx:$IMAGE_TAG