fix: update all script src references from German to English filenames

knuth's rename changed TS/TSX filenames but left <script src> tags
pointing at old German JS names (akten-neu.js, fristen.js, termine.js,
glossar.js, einstellungen.js, gerichte.js, checklisten.js). These 404'd
in production.

frontend/src/appointments-calendar.tsx

@@ -87,7 +87,7 @@ export function renderAppointmentsCalendar(): string {
         </main>
 
         <Footer />
-        <script src="/assets/termine-kalender.js"></script>
+        <script src="/assets/appointments-calendar.js"></script>
       </body>
     </html>
   );

frontend/src/appointments-detail.tsx

@@ -91,7 +91,7 @@ export function renderAppointmentsDetail(): string {
         </main>
 
         <Footer />
-        <script src="/assets/termine-detail.js"></script>
+        <script src="/assets/appointments-detail.js"></script>
       </body>
     </html>
   );

frontend/src/appointments-new.tsx

@@ -89,7 +89,7 @@ export function renderAppointmentsNew(): string {
         </main>
 
         <Footer />
-        <script src="/assets/termine-neu.js"></script>
+        <script src="/assets/appointments-new.js"></script>
       </body>
     </html>
   );

frontend/src/appointments.tsx

@@ -116,7 +116,7 @@ export function renderAppointments(): string {
         </main>
 
         <Footer />
-        <script src="/assets/termine.js"></script>
+        <script src="/assets/appointments.js"></script>
       </body>
     </html>
   );

frontend/src/checklists-detail.tsx

@@ -145,7 +145,7 @@ export function renderChecklistsDetail(): string {
         </div>
 
         <Footer />
-        <script src="/assets/checklisten-detail.js"></script>
+        <script src="/assets/checklists-detail.js"></script>
       </body>
     </html>
   );

frontend/src/checklists-instance.tsx

@@ -111,7 +111,7 @@ export function renderChecklistsInstance(): string {
         </div>
 
         <Footer />
-        <script src="/assets/checklisten-instance.js"></script>
+        <script src="/assets/checklists-instance.js"></script>
       </body>
     </html>
   );

frontend/src/checklists.tsx

@@ -37,7 +37,7 @@ export function renderChecklists(): string {
         </main>
 
         <Footer />
-        <script src="/assets/checklisten.js"></script>
+        <script src="/assets/checklists.js"></script>
       </body>
     </html>
   );

frontend/src/courts.tsx

@@ -113,7 +113,7 @@ export function renderCourts(): string {
         </main>
 
         <Footer />
-        <script src="/assets/gerichte.js"></script>
+        <script src="/assets/courts.js"></script>
       </body>
     </html>
   );

frontend/src/deadlines-calendar.tsx

@@ -68,7 +68,7 @@ export function renderDeadlinesCalendar(): string {
         </main>
 
         <Footer />
-        <script src="/assets/fristen-kalender.js"></script>
+        <script src="/assets/deadlines-calendar.js"></script>
       </body>
     </html>
   );

frontend/src/deadlines-detail.tsx

@@ -118,7 +118,7 @@ export function renderDeadlinesDetail(): string {
         </main>
 
         <Footer />
-        <script src="/assets/fristen-detail.js"></script>
+        <script src="/assets/deadlines-detail.js"></script>
       </body>
     </html>
   );

frontend/src/deadlines-new.tsx

@@ -78,7 +78,7 @@ export function renderDeadlinesNew(): string {
         </main>
 
         <Footer />
-        <script src="/assets/fristen-neu.js"></script>
+        <script src="/assets/deadlines-new.js"></script>
       </body>
     </html>
   );

frontend/src/deadlines.tsx

@@ -116,7 +116,7 @@ export function renderDeadlines(): string {
         </main>
 
         <Footer />
-        <script src="/assets/fristen.js"></script>
+        <script src="/assets/deadlines.js"></script>
       </body>
     </html>
   );

frontend/src/glossary.tsx

@@ -123,7 +123,7 @@ export function renderGlossary(): string {
         </main>
 
         <Footer />
-        <script src="/assets/glossar.js"></script>
+        <script src="/assets/glossary.js"></script>
       </body>
     </html>
   );

frontend/src/projects-detail.tsx

@@ -353,7 +353,7 @@ export function renderProjectsDetail(): string {
         </main>
 
         <Footer />
-        <script src="/assets/akten-detail.js"></script>
+        <script src="/assets/projects-detail.js"></script>
       </body>
     </html>
   );

frontend/src/projects-new.tsx

@@ -185,7 +185,7 @@ export function renderProjectsNew(): string {
         </main>
 
         <Footer />
-        <script src="/assets/akten-neu.js"></script>
+        <script src="/assets/projects-new.js"></script>
       </body>
     </html>
   );

frontend/src/projects.tsx

@@ -116,7 +116,7 @@ export function renderProjects(): string {
         </main>
 
         <Footer />
-        <script src="/assets/akten.js"></script>
+        <script src="/assets/projects.js"></script>
       </body>
     </html>
   );

frontend/src/settings.tsx

@@ -326,7 +326,7 @@ export function renderSettings(): string {
         </main>
 
         <Footer />
-        <script src="/assets/einstellungen.js"></script>
+        <script src="/assets/settings.js"></script>
       </body>
     </html>
   );