Use Git commit as tag instead of latest. Remove commit annotation. Reason is Podman cannot be forced to change the annotation to a new Git commit if no image layer changed due to the new commit, even when setting a different image tag for the new build. Prune all unused images.

tasks/deploy_sensors-polling.yml

@@ -25,33 +25,10 @@
 - debug: var=build_result
   when: build_result.changed
 
-- name: Gather facts on sensors-polling container
-  containers.podman.podman_container_info:
-    name: sensors-polling
-  register: container_info
-  become: true
-
-- debug: var=container_info.containers[0].Config.Annotations.git_commit
-  when: container_info.containers | length == 1
-
-- name: Set fact bool_recreate to true
-  set_fact:
-    bool_recreate: true
-  when: 
-    - container_info.containers | length == 1
-    - container_info.containers[0].Config.Annotations.git_commit != commit
-
-- name: Delete sensors-polling container
-  containers.podman.podman_container:
-    name: sensors-polling
-    state: absent
-  become: true
-  when: bool_recreate | default(false)
-
 - name: Create sensors-polling container
   containers.podman.podman_container:
     name: sensors-polling
-    image: localhost/sensors-polling:latest
+    image: "localhost/sensors-polling:{{ commit }}"
     network:
       - host
     env:
@@ -62,9 +39,9 @@
       - /usr/local/docker-mounted-files/docker-sensors-polling/conf.yml:/root/conf.yml
       - /run/udev:/run/udev
   become: true
-  when: bool_recreate | default(false) or container_info.containers | length == 0
 
 - name: Prune images
   containers.podman.podman_prune:
     image: true
+    dangling_only: false
   become: true

tasks/deploy_thermostat.yml

@@ -25,39 +25,16 @@
 - debug: var=build_result
   when: build_result.changed
 
-- name: Gather facts on thermostat container
-  containers.podman.podman_container_info:
-    name: thermostat
-  register: container_info
-  become: true
-
-- debug: var=container_info.containers[0].Config.Annotations.git_commit
-  when: container_info.containers | length == 1
-
-- name: Set fact bool_recreate to true
-  set_fact:
-    bool_recreate: true
-  when: 
-    - container_info.containers | length == 1
-    - container_info.containers[0].Config.Annotations.git_commit != commit
-
 - name: create thermostat volume
   ansible.builtin.file:
     path: "/mnt/apps/volumes/thermostat"
     state: directory
   become: true
 
-- name: Delete thermostat container
-  containers.podman.podman_container:
-    name: thermostat
-    state: absent
-  become: true
-  when: bool_recreate | default(false)
-
 - name: Create thermostat container
   containers.podman.podman_container:
     name: thermostat
-    image: localhost/thermostat:latest
+    image: "localhost/thermostat:{{ commit }}"
     network:
       - host
     env:
@@ -70,9 +47,9 @@
       - /mnt/apps/volumes/thermostat:/root/instance
       - /run/udev:/run/udev
   become: true
-  when: bool_recreate | default(false) or container_info.containers | length == 0
 
 - name: Prune images
   containers.podman.podman_prune:
     image: true
+    dangling_only: false
   become: true