fix: prepare frontend production exports

deploy/nginx/whaletown-front-v2.conf.example

@@ -0,0 +1,35 @@
+server {
+    listen 80;
+    server_name whaletown.xinghangee.icu;
+
+    root /var/www/whale-town-front-v2/build/web;
+    index index.html;
+
+    location / {
+        try_files $uri $uri/ /index.html;
+    }
+
+    location = /index.html {
+        add_header Cache-Control "no-cache";
+    }
+
+    location ~* \.wasm$ {
+        default_type application/wasm;
+        expires 5m;
+        add_header Cache-Control "public, max-age=300";
+        try_files $uri =404;
+    }
+
+    location ~* \.pck$ {
+        default_type application/octet-stream;
+        expires 5m;
+        add_header Cache-Control "public, max-age=300";
+        try_files $uri =404;
+    }
+
+    location ~* \.(?:js|png|ico)$ {
+        expires 5m;
+        add_header Cache-Control "public, max-age=300";
+        try_files $uri =404;
+    }
+}