Add configurable guideline redirect

config.ini

@@ -15,5 +15,9 @@ admin_user = admin
 admin_pass = topSecret
 
 
+# Link to a document with guidelines for entering
+guideline_url = https://fasttube.de/wp-content/uploads/2020/12/Cororna-Regeln-Stand-01.12.2020.pdf
+
+
 # JSON indentation for debugging
 json_indent = 4

ftracker/core.py

@@ -17,10 +17,18 @@ namefile = config['name_file'] or None
 namelist = NameList(namefile)
 
 
-from flask import Flask, request
+from flask import Flask, request, redirect
 app = Flask(__name__, static_folder='../web')
 
 
+@app.route('/guidelines')
+def get_guidelines():
+	dest = config['guideline_url'] or None
+	if dest:
+		return redirect(dest)
+	return "No guideline document was configured.", 404
+
+
 @app.route('/arrival', methods=['POST'])
 def post_arrival():
 

web/index.html

@@ -4,7 +4,7 @@
 		<title>FTracker</title>
 		<script>
 			var cbt = {
-				'arrival': 'I have read the protection <a href="/guidelines">guidelines</a>',
+				'arrival': 'I have read and will adhere to the <a href="/guidelines" target="_blank">protection guidelines</a>',
 				'departure': 'I have cleaned my workspace'
 			}
 			function getParams() {