Add Makefile and .env.example, standardize DOMAIN var in docs-site

docs-site/.env.example

@@ -0,0 +1,2 @@
+COMPOSE_PROJECT_NAME=mcbluetooth-docs
+DOMAIN=mcbluetooth.warehack.ing

docs-site/Makefile

@@ -0,0 +1,14 @@
+.PHONY: up down logs restart
+
+up:
+	docker compose up -d --build
+	@sleep 3
+	docker compose logs --tail=20
+
+down:
+	docker compose down
+
+logs:
+	docker compose logs -f
+
+restart: down up

docs-site/docker-compose.yml

@@ -5,7 +5,7 @@ services:
     networks:
       - caddy
     labels:
-      caddy: ${DOCS_DOMAIN:-mcbluetooth.supported.systems}
+      caddy: ${DOMAIN:-mcbluetooth.warehack.ing}
       caddy.reverse_proxy: "{{upstreams 80}}"
 
 networks: