Add cleanup into promote

.drone.yml

@@ -81,6 +81,22 @@ steps:
       - name: containers
         path: /var/lib/containers
 
+  - name: cleanup
+    image: mgoltzsche/podman:5.1.1
+    privileged: true
+    environment:
+      RELEASE_IMAGE_NAME: "docker.io/genunix/homeassistant"
+    commands:
+      - podman rmi -f $${RELEASE_IMAGE_NAME}:$${DRONE_COMMIT_SHA}
+      - podman rmi -f $${RELEASE_IMAGE_NAME}:latest
+      - podman image prune -f
+    volumes:
+      - name: containers
+        path: /var/lib/containers
+    when:
+      branch:
+        - master
+
   - name: deploy
     image: bitnami/kubectl:1.30
     environment:
@@ -90,6 +106,20 @@ steps:
       - echo "$${KUBECONFIG}" > kubeconfig
       - kubectl --kubeconfig=kubeconfig -n hass rollout restart deployment/hass
       - kubectl --kubeconfig=kubeconfig -n hass rollout status deployment/hass
+  - name: cleanup
+    image: mgoltzsche/podman:5.1.1
+    privileged: true
+    environment:
+      RELEASE_IMAGE_NAME: "docker.io/genunix/homeassistant"
+    commands:
+      - podman rmi -f $${RELEASE_IMAGE_NAME}:$${DRONE_COMMIT_SHA}
+      - podman image prune -f
+    volumes:
+      - name: containers
+        path: /var/lib/containers
+    when:
+      branch:
+        - master
 
 trigger:
   event: