Add landing page, images, and nginx/docker deploy config

nginx.conf

@@ -0,0 +1,19 @@
+server {
+    listen 80;
+    server_name _;
+    root /usr/share/nginx/html;
+    index index.html;
+
+    gzip on;
+    gzip_types text/plain text/css application/javascript image/jpeg image/png;
+    gzip_min_length 1024;
+
+    location / {
+        try_files $uri $uri/ /index.html;
+    }
+
+    location ~* \.(jpg|jpeg|png|gif|ico|css|js|svg|woff2)$ {
+        expires 7d;
+        add_header Cache-Control "public, immutable";
+    }
+}