remove auto-install dependencies, to make roles more standard

README.md

@@ -52,7 +52,7 @@ This variable contains the content of your netplan file in yml format. This what
 Dependencies
 ------------
 
-This role has a task that installs its own dependencies located in `task/prerequisites.yml`, so that you don't need to manage them. This role requires `ednxzu.manage_apt_packages` to install netplan and eventually network-manager if needed.
+`ednxzu.manage_apt_packages` to install needed packages for netplan.
 
 Example Playbook
 ----------------

molecule/default/requirements.yml

@@ -1,3 +1,4 @@
 ---
 # requirements file for molecule
-roles: []
+roles:
+  - name: ednxzu.manage_apt_packages

molecule/with_custom_config/requirements.yml

@@ -1,3 +1,4 @@
 ---
 # requirements file for molecule
-roles: []
+roles:
+  - name: ednxzu.manage_apt_packages

tasks/main.yml

@@ -1,8 +1,5 @@
 ---
 # task/main file for manage_netplan
-- name: "Import prerequisites.yml"
-  ansible.builtin.include_tasks: prerequisites.yml
-
 - name: "Import install.yml"
   ansible.builtin.include_tasks: install.yml
   when: manage_netplan_install

tasks/prerequisites.yml

@@ -1,10 +0,0 @@
----
-# task/prerequisites file for manage_netplan
-- name: "Install required roles"
-  ansible.builtin.command:
-    cmd: "ansible-galaxy install {{ item }}"
-  loop: "{{ manage_netplan_prerequisites_roles }}"
-  changed_when: false
-  become: false
-  delegate_to: localhost
-  run_once: true

vars/main.yml

@@ -1,7 +1,5 @@
 ---
 # vars file for manage_netplan
-manage_netplan_prerequisites_roles:
-  - ednxzu.manage_apt_packages
 manage_netplan_packages:
   - name: netplan.io
     version: latest