Use env var for the tag

Signed-off-by: René Jochum <rene@jochums.at>

.rancher-pipeline.yml

@@ -4,7 +4,7 @@ stages:
   - publishImageConfig:
       dockerfilePath: ./Dockerfile
       buildContext: .
-      tag: registry.wmk8s.com/rene.jochums.at/homepage:latest
+      tag: registry.wmk8s.com/rene.jochums.at/homepage:${CICD_GIT_TAG}
       pushRemote: true
       registry: registry.wmk8s.com
 - name: Deploy

deployment.yaml

@@ -27,7 +27,7 @@ items:
           container: nginx
       spec:
         containers:
-        - image: registry.wmk8s.com/rene.jochums.at/homepage:latest
+        - image: registry.wmk8s.com/rene.jochums.at/homepage:${CICD_GIT_TAG}
           imagePullPolicy: Always
           name: nginx
           resources: {}