ci(gitlab-ci): make frontend and backend images dependent on resprective package lists

.gitlab-ci.yml

@@ -26,6 +26,18 @@
 
 variables:
   IMAGE_BUILDER: quay.io/buildah/stable:latest
+  FRONTEND_IMAGE_DEPENDENCIES:
+    docker/frontend/Dockerfile
+    package.json
+    package-lock.json
+    webpack.config.js
+  BACKEND_IMAGE_DEPENDENCIES:
+    docker/backend/Dockerfile
+    package.yaml
+    package.yaml.lock
+    stack.yaml
+    stack.yaml.lock
+
 
 
 default:
@@ -54,8 +66,8 @@ setup:dynamic:
     - apt-get -y update
     - apt-get -y install git
   script:
-    - FRONTEND_IMAGE_VERSION=`git log docker/frontend/Dockerfile | grep '^commit' | wc --lines | tee frontend-image-version`
-    - BACKEND_IMAGE_VERSION=`git log docker/backend/Dockerfile | grep '^commit' | wc --lines | tee backend-image-version`
+    - FRONTEND_IMAGE_VERSION=`git log ${FRONTEND_IMAGE_DEPENDENCIES} | grep '^commit' | wc --lines | tee frontend-image-version`
+    - BACKEND_IMAGE_VERSION=`git log ${BACKEND_IMAGE_DEPENDENCIES} | grep '^commit' | wc --lines | tee backend-image-version`
     - cat .gitlab-ci/frontend.yml | .gitlab-ci/dynamci.pl FRONTEND_IMAGE_VERSION=${FRONTEND_IMAGE_VERSION} > frontend.yml
     - cat .gitlab-ci/backend.yml | .gitlab-ci/dynamci.pl BACKEND_IMAGE_VERSION=${BACKEND_IMAGE_VERSION} > backend.yml
   artifacts:
@@ -78,7 +90,8 @@ setup:containers:frontend: &containers-frontend
     - buildah push --creds "${CI_REGISTRY_USER}:${CI_JOB_TOKEN}" frontend/${CI_COMMIT_REF_SLUG}:${FRONTEND_IMAGE_VERSION} ${CI_REGISTRY_IMAGE}/frontend/${CI_COMMIT_REF_SLUG}:${FRONTEND_IMAGE_VERSION}
   rules:
     - changes:
-        - docker/frontend/Dockerfile
+        paths:
+          - ${FRONTEND_IMAGE_DEPENDENCIES}
   interruptible: false
 setup:containers:frontend:manual:
   <<: *containers-frontend
@@ -97,7 +110,8 @@ setup:containers:backend: &containers-backend
     - buildah push --creds "${CI_REGISTRY_USER}:${CI_JOB_TOKEN}" backend/${CI_COMMIT_REF_SLUG}:${BACKEND_IMAGE_VERSION} ${CI_REGISTRY_IMAGE}/backend/${CI_COMMIT_REF_SLUG}:${BACKEND_IMAGE_VERSION}
   rules:
     - changes:
-        - docker/backend/Dockerfile
+        paths:
+          - ${BACKEND_IMAGE_DEPENDENCIES}
   interruptible: false
 setup:containers:backend:manual:
   <<: *containers-backend