create a meta file to execute sub roles. Remove / add blank lines at the end. Add mock

roles/host_setup.yml

@@ -0,0 +1,46 @@
+---
+- name: Initial generic setup
+  hosts: gitrunner
+  become: true
+  gather_facts: true
+
+  tasks:
+    - name: Install required packages
+      ansible.builtin.dnf:
+        name:
+          - docker
+          - nodejs
+          - git
+          - mock
+        state: present
+        update_cache: true
+
+    - name: Start and enable Docker service
+      ansible.builtin.systemd:
+        name: docker
+        enabled: true
+        state: started
+
+    - name: Add current user to docker group
+      ansible.builtin.user:
+        name: "{{ item }}"
+        groups: docker
+        append: true
+      loop:
+        - "{{ ansible_user }}"
+        - act_runner
+
+    - name: Verify Docker installation
+      ansible.builtin.command: docker version
+      changed_when: true
+
+    - name: Check current hostname
+      ansible.builtin.command: hostname
+      register: current_hostname
+      changed_when: false
+
+    - name: Set hostname to configured value (if needed)
+      ansible.builtin.hostname:
+        name: act
+      when:
+        - current_hostname.stdout != "act"