updaye nginx.conf

Dockerfile

 FROM nginx:alpine
 
+# 1. Remove default Nginx config
 RUN rm /etc/nginx/conf.d/default.conf
-COPY nginx.conf /etc/nginx/conf.d/default.conf
+
+# 2. Copy OUR optimized Global Nginx config
+# (Make sure nginx.conf is in the same folder as this Dockerfile)
+COPY nginx.conf /etc/nginx/nginx.conf
+
+# 3. Copy your website files
 COPY . /usr/share/nginx/html/
 
 EXPOSE 80

nginx.conf

-server {
-  listen 80;
-
-  # The root directory for your files inside the container
-  root   /usr/share/nginx/html;
-  index  index.html;
-
-  # This is important: it ensures that if you refresh a page on a
-  # specific route, it doesn't give a 404 error. It will always
-  # serve the index.html file, allowing your frontend routing to work.
-  location / {
-    try_files $uri $uri/ /index.html;
-  }
+worker_processes auto;
+worker_rlimit_nofile 65535; # Allow Nginx to open many files
+
+events {
+    worker_connections 10240; # Allow 10k connections per worker
+    multi_accept on;          # Accept all new connections at once
+    use epoll;                # Efficient event processing on Linux
+}
+
+http {
+    include       /etc/nginx/mime.types;
+    default_type  application/octet-stream;
+
+    # LOGGING: Disable access logs during stress test to save Disk I/O
+    access_log off;
+    error_log /var/log/nginx/error.log crit;
+
+    # OPTIMIZATIONS
+    sendfile on;
+    tcp_nopush on;
+    tcp_nodelay on;
+    keepalive_timeout 65;
+    keepalive_requests 100000;
+    reset_timedout_connection on;
+    
+    # TIMEOUTS (Don't keep dead connections open)
+    client_body_timeout 10;
+    send_timeout 2;
+
+    # GZIP COMPRESSION (Reduces bandwidth usage)
+    gzip on;
+    gzip_min_length 10240;
+    gzip_proxied expired no-cache no-store private auth;
+    gzip_types text/plain text/css text/xml text/javascript application/x-javascript application/xml;
+    gzip_disable "MSIE [1-6]\.";
+
+    # OPEN FILE CACHE (Crucial for static sites)
+    # Caches file descriptors so Nginx doesn't read the disk for every request
+    open_file_cache max=200000 inactive=20s;
+    open_file_cache_valid 30s;
+    open_file_cache_min_uses 2;
+    open_file_cache_errors on;
+
+    server {
+        listen 80;
+        server_name localhost;
+        root /usr/share/nginx/html;
+        index index.html;
+
+        location / {
+            try_files $uri $uri/ /index.html;
+        }
+
+        # Cache images aggressively in the browser to save bandwidth
+        location ~* \.(jpg|jpeg|png|gif|ico|css|js)$ {
+            expires 30d;
+            add_header Cache-Control "public, no-transform";
+        }
+    }
 }
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