Add Caddyfile and public hosting support

docker-compose.yml

@@ -0,0 +1,27 @@
+services:
+  builder:
+    image: python:3-alpine
+    command: python /app/build.py
+    volumes:
+      - .:/app
+
+  caddy:
+    image: caddy:2-alpine
+    restart: unless-stopped
+    depends_on:
+      builder:
+        condition: service_completed_successfully
+    ports:
+      - "80:80"
+      - "443:443"
+      - "8080:8080"  # test port
+      - "443:443/udp"
+    volumes:
+      - ./Caddyfile:/etc/caddy/Caddyfile
+      - ./public:/srv/public:ro
+      - caddy_data:/data
+      - caddy_config:/config
+
+volumes:
+  caddy_data:
+  caddy_config: