fix(dns): improve hostname extraction in add_service_route.yml

- Use explicit Jinja2 loop for more reliable parsing of Host() rules
- Handles multi-host router definitions correctly

ansible/playbooks/add_service_route.yml

@@ -61,20 +61,19 @@
     - name: Extract all hostnames from Host() rules
       ansible.builtin.set_fact:
         hostnames: >-
-          {{
-            slurped_configs.results
-            | selectattr('content', 'defined')
-            | map(attribute='content')
-            | map('b64decode')
-            | map('regex_findall', 'Host\\(`([^`]+)`\\)')
-            | flatten
-            | map('split', ' || ')
-            | flatten
-            | map('regex_replace', '`', '')
-            | select('match', '.*\\.local\\.mk-labs\\.cloud$')
-            | unique
-            | list
-          }}
+          {% set hosts = [] -%}
+          {% for result in slurped_configs.results if result.content is defined -%}
+            {% set content = result.content | b64decode -%}
+            {% for match in content | regex_findall('Host\(`([^`]+)`\)') -%}
+              {% for h in match.split(' || ') -%}
+                {% set h = h | regex_replace('`', '') | trim -%}
+                {% if h.endswith('.local.mk-labs.cloud') and h not in hosts -%}
+                  {% set _ = hosts.append(h) -%}
+                {% endif -%}
+              {% endfor -%}
+            {% endfor -%}
+          {% endfor -%}
+          {{ hosts | unique | list }}
 
     - name: Display hostnames to create
       ansible.builtin.debug: