Migrate to podman

portainer/.env.example

@@ -1 +1,2 @@
 PORTAINER_PORT=9000
+UID=1000

portainer/docker-compose.yml

@@ -1,13 +1,13 @@
 services:
   portainer:
-    image: portainer/portainer-ce:latest
+    image: docker.io/portainer/portainer-ce:latest
     container_name: portainer
-    restart: unless-stopped
+    restart: always
     security_opt:
       - no-new-privileges:true
     volumes:
       - /etc/localtime:/etc/localtime:ro
-      - /var/run/docker.sock:/var/run/docker.sock
+      - /var/run/user/${UID:?}/podman/podman.sock:/var/run/docker.sock
       - portainer_data:/data
     ports:
       - "${PORTAINER_PORT:?}:9000"