docker + hero change

docker-compose.yml

@@ -0,0 +1,20 @@
+# docker compose up -d --build
+#
+# The host already runs Caddy as a reverse proxy. Caddy forwards requests
+# to host.docker.internal:3000 (or localhost:3000 from the host side).
+# On Linux, if host.docker.internal does not resolve inside the container,
+# uncomment the extra_hosts line below so Caddy can reference it.
+#
+# Prerequisites: a .env file in the project directory with:
+#   SES_SMTP_USER=
+#   SES_SMTP_PASS=     (SMTP credentials, not IAM access keys)
+#   SES_FROM_EMAIL=    (must be an SES-verified identity)
+
+services:
+  web:
+    build: .
+    ports:
+      - "3000:3000"
+    env_file:
+      - .env
+    restart: unless-stopped