feat: add checks for community.general collection and ensure default shell is set to bash

config/ansible/main.yml

@@ -3,9 +3,18 @@
   gather_facts: true
 
   pre_tasks:
-    - name: Install required collections
-      ansible.builtin.command: ansible-galaxy collection install -r requirements.yml
+    - name: Check if community.general collection is installed
+      ansible.builtin.command: ansible-galaxy collection list community.general
+      register: collection_check
+      changed_when: false
+      ignore_errors: true
       delegate_to: localhost
+
+    - name: Install required collections
+      ansible.builtin.command: ansible-galaxy collection install -r "{{ playbook_dir }}/requirements.yml"
+      delegate_to: localhost
+      when: collection_check.rc != 0 or "community.general" not in collection_check.stdout
+      changed_when: collection_check.rc != 0 or "community.general" not in collection_check.stdout
       run_once: true
 
   tasks: