Add new templates for Dienstleistungen, Kontakt, Projekte, and Team pages

- Created 'dienstleistungen.html' to showcase services offered, including inventory system, license management, support, consulting, security concepts, and training.
- Created 'kontakt.html' for contact information, including email and phone details, along with a booking section for appointments.
- Created 'projekte.html' to highlight current and past projects and clients, providing insights into collaborations with educational institutions.
- Created 'team.html' to introduce the team structure, roles, and selected references in the educational sector.

Website/templates/admin_tickets.html

@@ -12,14 +12,14 @@
     {% for ticket in tickets %}
     <article class="ticket">
         <h3>{{ ticket.title }}</h3>
-        <p><strong>Nutzer:</strong> {{ ticket.username }} | <strong>Prioritaet:</strong> {{ ticket.priority }}</p>
+        <p><strong>Nutzer:</strong> {{ ticket.username }} | <strong>Priorität:</strong> {{ ticket.priority }}</p>
         <p>{{ ticket.description }}</p>
         <form method="post" class="update-form">
             <input type="hidden" name="ticket_id" value="{{ ticket.id }}">
             <select name="status">
                 <option value="Offen" {{ 'selected' if ticket.status == 'Offen' else '' }}>Offen</option>
                 <option value="In Bearbeitung" {{ 'selected' if ticket.status == 'In Bearbeitung' else '' }}>In Bearbeitung</option>
-                <option value="Geloest" {{ 'selected' if ticket.status == 'Geloest' else '' }}>Geloest</option>
+                <option value="Geloest" {{ 'selected' if ticket.status == 'Geloest' else '' }}>Gelöst</option>
             </select>
             <textarea name="admin_response" rows="3" placeholder="Antwort an Nutzer">{{ ticket.admin_response }}</textarea>
             <button type="submit">Aktualisieren</button>