Relly struggeling getting my nginx reverse proxy to work with nextcloud docker container

So i got my reverse Proxy configuration for nginx done but now rly strugelling with conf.php i will discuss in a new thread:

Here is my nginx configuration file:

server {
    server_name localhost;
    large_client_header_buffers 4 16k;


     location /nc {
    proxy_set_header  Host $host;
    proxy_set_header  X-Real-IP $remote_addr;
    proxy_set_header  X-Forwarded-Proto http;
    proxy_set_header  X-Forwarded-Host $remote_addr;
    proxy_set_header  X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_pass http://10.0.100.6:8080;

    }

     location /wordpress {
    proxy_set_header  Host $host;
    proxy_set_header  X-Real-IP $remote_addr;
    proxy_set_header  X-Forwarded-Proto http;
    proxy_set_header  X-Forwarded-Host $remote_addr;
    proxy_set_header  X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_pass http://10.0.100.6:8888;

    }

    location /.well-known/carddav {
      return 301 $scheme://$host/remote.php/dav;
    }

    location /.well-known/caldav {
      return 301 $scheme://$host/remote.php/dav;
    }

    listen [::]:80;
    listen 80;
}