set proxy_set_header in location block

backend.conf.j2

@@ -43,31 +43,26 @@ server {
     resolver 8.8.8.8 8.8.4.4 208.67.222.222 208.67.220.220 valid=300s;
 {% endif %}
 
-    proxy_set_header Host $host;
-    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-    proxy_set_header X-Forwarded-Proto $scheme;
-    proxy_set_header X-Real-IP $remote_addr;
-    proxy_redirect off;
-
-    location / {
-        proxy_pass http://frontend:8080;
-    }
-
-    location /admin/ {
-        proxy_pass http://backend:8000;
+    location ~ /(static|media)/ {
+       autoindex on;
+       root /backend/www;
     }
 
-    location /backend/ {
+    location ~ /(api|admin) {
         proxy_pass http://backend:8000;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header Host $host;
+        proxy_set_header X-Forwarded-Proto $scheme;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_redirect off;
     }
 
-    location /static/ {
-       autoindex on;
-       root /backend/www;
-    }
-
-    location /media/ {
-       autoindex on;
-       root /backend/www;
+    location / {
+        proxy_pass http://frontend:8080;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header Host $host;
+        proxy_set_header X-Forwarded-Proto $scheme;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_redirect off;
     }
 }