[add] construction landing page

docker-compose.yml

@@ -0,0 +1,11 @@
+services:
+  temp-site:
+    image: nginx:alpine
+    restart: unless-stopped
+    ports:
+      - "80:80"
+    volumes:
+      - ./index.html:/usr/share/nginx/html/index.html:ro
+      - ./assets:/usr/share/nginx/html/assets:ro
+      - ./nginx/default.conf:/etc/nginx/conf.d/default.conf:ro
+