feat: Add Caddy configuration and Docker setup for hosting the application

docker-compose.yml

@@ -0,0 +1,33 @@
+version: '3.8'
+
+services:
+  caddy:
+    image: caddy:2-alpine
+    container_name: caddy_solu23
+    restart: unless-stopped
+    ports:
+      - "80:80"
+      - "443:443"
+      - "443:443/udp" # HTTP/3
+    volumes:
+      # Monta el Caddyfile
+      - ./Caddyfile:/etc/caddy/Caddyfile
+      # Monta los archivos del sitio
+      - ./:/var/www/sol23_placeholder
+      # Datos persistentes de Caddy (certificados SSL)
+      - caddy_data:/data
+      - caddy_config:/config
+      # Logs
+      - ./logs:/var/log/caddy
+    networks:
+      - caddy_network
+
+volumes:
+  caddy_data:
+    driver: local
+  caddy_config:
+    driver: local
+
+networks:
+  caddy_network:
+    driver: bridge