A simple 7 Days To Die TCP HTTP Steam Link redirecter. Once you visit the webpage, it opens up steam://connect/127.0.0.1:26900 link that auto joins player to the gameserver. This is only a proof of concept, replace 127.0.0.1 with your Public IP.

7DTD_Steam_Link_26900_HTTP_Redirect.py

import http.server
import socketserver
import logging

PORT = 26900
REDIRECT_URL = 'steam://connect/127.0.0.1:26900'

# Configure logging to log to a file
logging.basicConfig(filename='server.log', level=logging.INFO, format='%(asctime)s - %(message)s')
logger = logging.getLogger()

class RedirectHandler(http.server.SimpleHTTPRequestHandler):
    def do_GET(self):
        logger.info(f"Received request from {self.client_address}")
        try:
            self.send_response(302)
            self.send_header('Location', REDIRECT_URL)
            self.end_headers()
            logger.info(f"Redirected to {REDIRECT_URL}")
        except Exception as e:
            logger.error(f"Failed to handle request: {e}")

    def log_message(self, format, *args):
        # Override to prevent logging to stderr
        logger.info(f"{self.client_address} - {format % args}")

with socketserver.TCPServer(("", PORT), RedirectHandler) as httpd:
    logger.info(f"Serving on port {PORT}")
    try:
        httpd.serve_forever()
    except Exception as e:
        logger.error(f"Server stopped due to an error: {e}")

Example html web page of usage demonstration.
index.html

<a href="http://localhost:26900/">localhost:26900</a>