Nginx Reverse Proxy for Python

# Generated by Make Your Own Tools - Reverse Proxy Generator
server {
    listen 80;
    server_name example.com;
    location /.well-known/acme-challenge/ { root /var/www/certbot; }
    location / { return 301 https://$host$request_uri; }
}

server {
    listen 443 ssl http2;
    server_name example.com;
    ssl_certificate /etc/letsencrypt/live/example.com/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/example.com/privkey.pem;
    ssl_protocols TLSv1.2 TLSv1.3;
    ssl_session_timeout 1d;
    limit_req_zone $binary_remote_addr zone=global_rate:10m rate=20r/s;
    client_max_body_size 50m;
    gzip on;
    add_header X-Content-Type-Options "nosniff" always;
    add_header X-Frame-Options "SAMEORIGIN" always;
    add_header Referrer-Policy "strict-origin-when-cross-origin" always;
    add_header X-XSS-Protection "1; mode=block" always;
    add_header Strict-Transport-Security "max-age=31536000; includeSubDomains; preload" always;

    location = /healthz {
        access_log off;
        return 200 "ok";
    }

    location / {
        limit_req zone=global_rate burst=30 nodelay;
        limit_conn perip_conn 30;
        proxy_pass http://127.0.0.1:8000;
        proxy_http_version 1.1;
        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 $scheme;
    add_header Access-Control-Allow-Origin "*" always;
    add_header Access-Control-Allow-Methods "GET, POST, PUT, PATCH, DELETE, OPTIONS" always;
    add_header Access-Control-Allow-Headers "Authorization, Content-Type, X-Requested-With" always;
    if ($request_method = OPTIONS) { return 204; }
    }
}