Update to running setup.

meta/.galaxy_install_info

@@ -0,0 +1,2 @@
+install_date: 'Do 14 Mai 2026 19:50:51 '
+version: ''

tasks/main.yml

@@ -9,19 +9,30 @@
       - apt-transport-https
       - ca-certificates
       - gnupg2
-      - software-properties-common
       - curl
 
 # Docker
-- name: install docker repository key
+- name: Create apt keyrings directory
-  apt_key:
+  file:
-    url: https://download.docker.com/linux/debian/gpg
+    path: /etc/apt/keyrings
-    state: present
+    state: directory
+    mode: '0755'
 
-- name: install docker repository
+- name: Download Docker GPG key
+  get_url:
+    url: https://download.docker.com/linux/debian/gpg
+    dest: /etc/apt/keyrings/docker.asc
+    mode: '0644'
+
+- name: Add Docker repository for Debian 13 (use bookworm)
   apt_repository:
-    repo: "deb [arch={{ ansible_kernel.split('-')[-1] }}] https://download.docker.com/linux/debian {{ ansible_distribution_release }} stable"
+    repo: "deb [arch=arm64 signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/debian bookworm stable"
     state: present
+    filename: docker
+
+- name: Update apt cache
+  apt:
+    update_cache: yes
 
 - name: install docker (docker-ce + docker-ce-cli)
   apt: