Add contribution page and Docker deployment

nginx.conf

@@ -0,0 +1,39 @@
+server {
+  listen 80;
+  server_name _;
+
+  root /usr/share/nginx/html;
+  index index.html;
+
+  server_tokens off;
+
+  gzip on;
+  gzip_comp_level 6;
+  gzip_min_length 1024;
+  gzip_types
+    text/plain
+    text/css
+    text/xml
+    text/javascript
+    application/javascript
+    application/json
+    application/xml
+    image/svg+xml
+    font/woff2;
+
+  location /assets/ {
+    try_files $uri =404;
+    expires 1y;
+    add_header Cache-Control "public, immutable";
+  }
+
+  location = /favicon.svg {
+    try_files $uri =404;
+    expires 30d;
+    add_header Cache-Control "public";
+  }
+
+  location / {
+    try_files $uri $uri/ /index.html;
+  }
+}