Add country-based IP blocking for Caddy via Ansible

- Introduce generate_country_blocks.py to fetch IP ranges by country
- Update group_vars/servers.yml with country blocking settings
- Add country_block snippet to Caddyfile and apply to all sites
- Create Ansible tasks for automated IP range generation and integration
- Add documentation for configuring and managing country blocking

config/ansible/tasks/servers/server.yml

@@ -37,11 +37,11 @@
             enabled: true
           - name: beszel
             enabled: true
-          - name: arr-stack
-            enabled: false
           - name: downloaders
             enabled: true
           - name: wireguard
             enabled: true
           - name: echoip
             enabled: true
+          - name: arr-stack
+            enabled: false