Infini-OPTIPLEX/jellyfin: fix nginx proxy configuration

hosts/Infini-OPTIPLEX/jellyfin.nix

@@ -3,20 +3,44 @@ let
   address = "127.0.0.1";
   port = 8096;
   jellyfin = "http://${address}:${toString port}";
+  proxyConfig = ''
+    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-Protocol $scheme;
+    proxy_set_header X-Forwarded-Host $http_host;
+  '';
 in
 {
   services.nginx.virtualHosts."jellyfin.inx.moe" = config.common.nginx.ssl // {
+    extraConfig = ''
+      client_max_body_size 20M;
+    '';
+
     locations."= /" = {
       return = "302 https://$host/web/";
     };
 
     locations."/" = {
       proxyPass = jellyfin;
+      recommendedProxySettings = false;
+      extraConfig = proxyConfig + ''
+        proxy_buffering off;
+      '';
+    };
+
+    locations."= /web/" = {
+      proxyPass = "${jellyfin}/web/index.html";
+      recommendedProxySettings = false;
+      extraConfig = proxyConfig;
     };
 
     locations."/socket" = {
       proxyPass = jellyfin;
       proxyWebsockets = true;
+      recommendedProxySettings = false;
+      extraConfig = proxyConfig;
     };
   };