fix: Resolve recursive loop in stacks_base_path variable

- Use stacks_base_path_default instead of self-reference
- Fixes 'Recursive loop detected' error in install-composer-dependencies playbook

deployment/ansible/playbooks/install-composer-dependencies.yml

@@ -5,14 +5,14 @@
   become: no
 
   vars:
-    # Base path for deployment stacks
-    stacks_base_path: "{{ stacks_base_path | default('/home/deploy') }}"
+    # Base path for deployment stacks (default value)
+    stacks_base_path_default: "/home/deploy"
     # Determine stack path based on environment
     application_stack_dest: >-
       {%- if deployment_environment == 'staging' -%}
-        {{ staging_stack_path | default(stacks_base_path + '/staging') }}
+        {{ staging_stack_path | default((stacks_base_path | default(stacks_base_path_default)) + '/staging') }}
       {%- else -%}
-        {{ app_stack_path | default(stacks_base_path + '/production') }}
+        {{ app_stack_path | default((stacks_base_path | default(stacks_base_path_default)) + '/production') }}
       {%- endif -%}
     application_compose_suffix: >-
       {%- if deployment_environment == 'staging' -%}