chore: configure docker-compose and volume folders

roles/reverseproxy/defaults/main.yml

@@ -1,3 +1,14 @@
 #SPDX-License-Identifier: MIT-0
 ---
 # defaults file for reverseproxy
+
+# Service-specific configuration
+service_name: reverseproxy
+docker_compose_dir: "{{ docker_compose_base_dir }}/{{ service_name }}"
+docker_volume_dir: "{{ docker_volume_base_dir }}/{{ service_name }}"
+
+# Provider configuration
+use_static_services: false  # Use all_services from dynamic.yml for outward-facing proxies
+use_docker_provider: true   # Use Docker provider for service discovery via labels
+use_ssl: false              # Enable SSL termination with Let's Encrypt
+enable_dashboard: true      # Enable Traefik dashboard