gitea_runner: Fix cache errors

roles/gitea_runner/tasks/main.yml

@@ -52,6 +52,15 @@
     group: act_runner
   notify: Restart act_runner
 
+- name: Create cache directory
+  ansible.builtin.file:
+    path: /var/lib/act_runner/.cache
+    state: directory
+    mode: 0770
+    owner: root
+    group: act_runner
+  notify: Restart act_runner
+
 - name: Copy unit file
   ansible.builtin.copy:
     dest: /etc/systemd/system/act_runner.service