diff --git a/frontend/nginx.conf b/frontend/nginx.conf
index 48f5024..fcc63f3 100644
--- a/frontend/nginx.conf
+++ b/frontend/nginx.conf
@@ -11,10 +11,24 @@ server {
     }
 }
 
+server {
+    listen 80;
+    server_name asset.jiansun.vip;
+
+    location /.well-known/acme-challenge/ {
+        root /var/www/certbot;
+    }
+
+    location / {
+        return 301 https://$host$request_uri;
+    }
+}
+
 server {
     listen 80 default_server;
     server_name _;
     charset utf-8;
+    client_max_body_size 50m;
     root /usr/share/nginx/html;
     index index.html;
 
@@ -61,11 +75,75 @@ server {
     }
 }
 
+server {
+    listen 443 ssl;
+    http2 on;
+    server_name asset.jiansun.vip;
+    charset utf-8;
+    client_max_body_size 50m;
+    root /usr/share/nginx/html;
+    index index.html;
+
+    ssl_certificate /etc/letsencrypt/live/asset.jiansun.vip/fullchain.pem;
+    ssl_certificate_key /etc/letsencrypt/live/asset.jiansun.vip/privkey.pem;
+    ssl_session_timeout 1d;
+    ssl_session_cache shared:SSL:10m;
+    ssl_protocols TLSv1.2 TLSv1.3;
+    ssl_prefer_server_ciphers off;
+
+    gzip on;
+    gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript;
+
+    location /.well-known/acme-challenge/ {
+        root /var/www/certbot;
+    }
+
+    location / {
+        add_header Cache-Control "no-store, no-cache, must-revalidate" always;
+        add_header Pragma "no-cache" always;
+        expires -1;
+        try_files $uri $uri/ /index.html;
+    }
+
+    location /api {
+        proxy_pass http://backend:3000;
+        proxy_http_version 1.1;
+        proxy_set_header Upgrade $http_upgrade;
+        proxy_set_header Connection 'upgrade';
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_cache_bypass $http_upgrade;
+    }
+
+    location /uploads {
+        proxy_pass http://backend:3000;
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+    }
+
+    location /downloads {
+        proxy_pass http://backend:3000;
+        proxy_http_version 1.1;
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto $scheme;
+        proxy_set_header X-Forwarded-Host $host;
+    }
+
+    location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg|woff|woff2|ttf|eot)$ {
+        expires 1y;
+        add_header Cache-Control "public, immutable";
+    }
+}
+
 server {
     listen 443 ssl;
     http2 on;
     server_name www.jsgdzc.cn jsgdzc.cn;
     charset utf-8;
+    client_max_body_size 50m;
     root /usr/share/nginx/html;
     index index.html;