Refactor svc-opt-swapfile role: move core logic into 01_core.yml, simplify tasks/main.yml, and integrate swapfile setup into sys-svc-docker/01_core.yml to prevent OOM failures. See https://chatgpt.com/share/68d518f2-ba0c-800f-8a3a-c6b045763ac6

roles/svc-opt-swapfile/tasks/01_core.yml

@@ -0,0 +1,18 @@
+- name: Include dependency 'pkgmgr-install'
+  include_role:
+    name: pkgmgr-install
+  when: run_once_pkgmgr_install is not defined
+
+- name: "pkgmgr install"
+  include_role:
+    name: pkgmgr-install
+  vars:
+    package_name: swap-forge
+
+- name: Execute create swapfile script
+  shell: swap-forge "{{ SWAPFILE_SIZE }}"
+  become: true
+  async: "{{ ASYNC_TIME if ASYNC_ENABLED | bool else omit }}"
+  poll:  "{{ ASYNC_POLL if ASYNC_ENABLED | bool else omit }}"
+
+- include_tasks: utils/run_once.yml

roles/svc-opt-swapfile/tasks/main.yml

@@ -1,19 +1,3 @@
 - block:
-  - name: Include dependency 'pkgmgr-install'
-    include_role:
-      name: pkgmgr-install
-    when: run_once_pkgmgr_install is not defined
-  - include_tasks: utils/run_once.yml
+    - include_tasks: 01_core.yml
   when: run_once_svc_opt_swapfile is not defined
-
-- name: "pkgmgr install"
-  include_role:
-    name: pkgmgr-install
-  vars:
-    package_name: swap-forge
-
-- name: Execute create swapfile script
-  shell: swap-forge "{{ SWAPFILE_SIZE }}"
-  become: true
-  async: "{{ ASYNC_TIME if ASYNC_ENABLED | bool else omit }}"
-  poll:  "{{ ASYNC_POLL if ASYNC_ENABLED | bool else omit }}"

roles/sys-svc-docker/tasks/01_core.yml

@@ -6,6 +6,12 @@
     state: present
   notify: docker restart
 
+- name: Setup Swapfile to prevent OOM Failures
+  # @ See https://en.wikipedia.org/wiki/Out_of_memory
+  include_role:
+    name: "svc-opt-swapfile"
+  when: run_once_svc_opt_swapfile is not defined
+
 - name: "Load reset tasks when MODE_RESET is enabled"
   include_tasks: "02_reset.yml"
   when: MODE_RESET | bool