migrate redis installation from rpm to container-based

roles/redis/defaults/main.yml

@@ -0,0 +1 @@
+redis_image: docker.io/redis:6

roles/redis/tasks/main.yaml

@@ -1,14 +1,26 @@
 ---
-- name: Install redis
-  ansible.builtin.package:
-    name: "redis"
+- name: Pull Redis container image
+  containers.podman.podman_image:
+    name: "{{ redis_image }}"
     state: present
 
-- name: Start the Redis Service
-  ansible.builtin.systemd:
+- name: Create directory for Redis data
+  ansible.builtin.file:
+    path: /var/lib/redis
+    state: directory
+    owner: 1001
+    group: 1001
+    mode: '0755'
+
+- name: Run Redis as a container
+  containers.podman.podman_container:
     name: redis
-    enabled: true
+    image: "{{ redis_image }}"
     state: started
+    volumes:
+      - /var/lib/redis:/data:Z
+    ports:
+      - "6379:6379"
 
 - name: Wait for Redis service to be accessible
   ansible.builtin.wait_for:

tests/redis_test.py

@@ -1,16 +1,13 @@
 import pytest
 
-
 REDIS_HOST = 'localhost'
 REDIS_PORT = 6379
 
-
 def test_redis_service(server):
     redis = server.service("redis")
     assert redis.is_running
     assert redis.is_enabled
 
-
 def test_redis_port(server):
     redis = server.addr(REDIS_HOST)
     assert redis.port(REDIS_PORT).is_reachable