Добавил докер образ

docker/nginx.conf

@@ -0,0 +1,32 @@
+server {
+    listen 80;
+    server_name _;
+    root /usr/share/nginx/html;
+    index index.html;
+
+    # SPA history mode
+    location / {
+        try_files $uri $uri/ /index.html;
+    }
+
+    # Runtime config — always revalidate so env changes apply after restart
+    location = /config.js {
+        add_header Cache-Control "no-cache, no-store, must-revalidate";
+        try_files $uri =404;
+    }
+
+    # Hashed assets — long cache
+    location /assets/ {
+        add_header Cache-Control "public, max-age=31536000, immutable";
+        try_files $uri =404;
+    }
+
+    # Service worker / workbox — always revalidate
+    location ~* ^/(sw\.js|workbox-.*\.js)$ {
+        add_header Cache-Control "no-cache";
+        try_files $uri =404;
+    }
+
+    gzip on;
+    gzip_types text/css application/javascript application/json image/svg+xml;
+}