Update install.sh

install.sh

@@ -138,11 +138,15 @@ server {
     server_name _;
 
     location / {
-        try_files \$uri \$uri/ =404;
+        try_files $uri $uri/ =404;
     }
 
     location /api {
-        proxy_pass http://127.0.0.1:8080;
+        proxy_pass http://api;
+        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;
     }
 }
 EOF