Standalone Nginx reverse proxy config for Vikunja

vikunja_reverse.conf

server {
    listen 80;
    server_name vik.example.com;
    return 301 https://vik.example.com$request_uri;
}

server {
    listen [::]:443 ssl http2;
    listen 443 ssl http2;
    server_name vik.example.com;

    proxy_read_timeout 720s;
    proxy_connect_timeout 720s;
    proxy_send_timeout 720s;

    client_max_body_size 50m;

    # Proxy headers
    proxy_set_header X-Forwarded-Host $host;
    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_pass_header Content-Type;

    # SSL parameters
    ssl_certificate /etc/letsencrypt/live/vik.example.com/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/vik.example.com/privkey.pem;
    include /etc/letsencrypt/options-ssl-nginx.conf;
    ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem;

    # log files
    access_log /var/log/nginx/vik.example.com.access.log;
    error_log /var/log/nginx/vik.example.com.error.log;
   
    # Vikunja API Proxy
    location ~* ^/(api|dav|\.well-known)/ {
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_pass http://127.0.0.1:3456;
    }

    # Vikunja Frontend Proxy
    location / {
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_pass http://127.0.0.1:8834;
    }

}