ITPLAT-387 ensure service log dir exists

roles/product_startup/tasks/main.yml

@@ -1,4 +1,12 @@
 ---
+- name: "Ensure startup log dir exists"
+  file:
+    path: "{{ atl_product_installation_current }}/logs"
+    state: directory
+    mode: 0750
+    owner: "{{ atl_product_user }}"
+    group: "{{ atl_product_user }}"
+  changed_when: false  # For Molecule idempotence check
 
 - name: "Install systemd service file"
   template: