"Refactor guest blueprint templates and database schema"

backend/app/blueprints/guest.py

@@ -4,6 +4,10 @@ import bcrypt
 from datetime import datetime, timedelta
 from flask import Blueprint, render_template, request, jsonify, redirect, url_for, abort, session, flash
 from flask_login import current_user, login_required
+from flask_wtf import FlaskForm
+from flask_wtf.file import FileField, FileAllowed
+from wtforms import StringField, TextAreaField, IntegerField, SelectField
+from wtforms.validators import DataRequired, Email, Optional, NumberRange
 from functools import wraps
 from sqlalchemy import desc
 from sqlalchemy.orm import joinedload
@@ -14,6 +18,19 @@ from utils.logging_config import get_logger
 guest_blueprint = Blueprint('guest', __name__)
 logger = get_logger("guest")
 
+# Flask-WTF Formular für Gastanfragen
+class GuestRequestForm(FlaskForm):
+    name = StringField('Vollständiger Name', validators=[DataRequired()])
+    email = StringField('E-Mail-Adresse', validators=[DataRequired(), Email()])
+    printer_id = SelectField('Drucker auswählen', coerce=int, validators=[Optional()])
+    duration_min = IntegerField('Geschätzte Dauer (Minuten)', 
+                               validators=[DataRequired(), NumberRange(min=1, max=1440)], 
+                               default=60)
+    reason = TextAreaField('Projektbeschreibung', validators=[Optional()])
+    file = FileField('3D-Datei hochladen', 
+                    validators=[Optional(), FileAllowed(['stl', 'obj', '3mf', 'amf', 'gcode'], 
+                                                      '3D-Dateien sind erlaubt!')])
+
 # Hilfsfunktionen
 def can_approve_jobs(user_id):
     """Prüft, ob ein Benutzer Anfragen genehmigen darf."""

backend/app/templates/printers.html

@@ -116,7 +116,7 @@
                 </select>
         </div>
     </div>
-    </div>
+</div>
 
     <!-- Printers Grid -->
     <div id="printers-grid" class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-6">
@@ -131,7 +131,7 @@
             </svg>
         </div>
         <p class="text-slate-600 dark:text-slate-400">Lade Drucker...</p>
-    </div>
+</div>
 
     <!-- Empty State -->
     <div id="empty-state" class="dashboard-card p-8 text-center hidden">
@@ -148,7 +148,7 @@
             Ersten Drucker hinzufügen
             </button>
         </div>
-</div>
+            </div>
             
 <!-- Add/Edit Printer Modal -->
 <div id="printerModal" class="fixed inset-0 bg-black/60 backdrop-blur-sm hidden z-50">
@@ -230,7 +230,7 @@
         </form>
     </div>
                     </div>
-</div>
+                </div>
                 
 <!-- Printer Details Modal -->
 <div id="printerDetailsModal" class="fixed inset-0 bg-black/60 backdrop-blur-sm hidden z-50">
@@ -255,7 +255,7 @@
                     </div>
                     </div>
                 </div>
-</div>
+                    </div>
 
 <script>
 let allPrinters = [];