refactor ♻️: Extract and select physical NIC candidates for wol_bridge

Refactored the task to improve code organization and clarity by extracting the process of selecting physical NIC candidates for the wol_bridge feature. This change enhances maintainability and readability.

tasks/main.yml

@@ -14,24 +14,25 @@
   changed_when: false
   failed_when: false
 
-- name: Show bridge_links
+- name: Show bridge_links.stdout_lines
   ansible.builtin.debug:
-    msg: "{{ bridge_links }}"
+    msg: "{{ bridge_links.stdout_lines }}"
-
 
 - name: "Detect physical NIC backing {{ wol_bridge }}"
   ansible.builtin.set_fact:
-    wol_detected_phy: >-
+    wol_detected_phy_candidates: >-
       {{
         bridge_links.stdout_lines
         | select('search', 'master ' ~ wol_bridge)
-        | select('match', '^\\d+: [a-zA-Z0-9]+:')
+        | map('regex_replace', '^\\d+: ([^:@]+).*', '\\1')
-        | reject('search', ' veth')
+        | reject('search', '^(veth|tap|fw)')
-        | reject('search', ' tap')
+        | list
-        | map('regex_replace', '^\\d+: ([^:]+):.*', '\\1')
-        | first
       }}
 
+- name: Select first physical NIC candidate
+  ansible.builtin.set_fact:
+    wol_detected_phy: "{{ wol_detected_phy_candidates[0] | default('') }}"
+
 - name: Fail if vmbr0 backing NIC could not be detected
   ansible.builtin.fail:
     msg: >