Umbenennung. Logbuch -> Führungsbuch

app/MainClient.tsx

@@ -55,7 +55,7 @@ export default function MainClient({ kuerzel, beoId, beoName, role }: Props) {
         <div className="flex justify-between items-start sm:items-center mb-3 gap-2 print:hidden">
           <h1 className="text-xl sm:text-2xl font-bold leading-tight">
             <span className="hidden sm:inline">Sternwarte-Welzheim &nbsp; </span>
-            Logbuch für {activeKuppel}-Kuppel
+            Führungsbuch für {activeKuppel}-Kuppel
           </h1>
           <div className="flex items-center gap-2 shrink-0">
             {role?.includes('admin') && (
@@ -161,7 +161,7 @@ export default function MainClient({ kuerzel, beoId, beoName, role }: Props) {
         {activeTab === 'liste' && (
           <div className="border-2 border-gray-400 rounded-xl bg-white p-3 print:border-0 print:rounded-none print:p-0">
             <div className="hidden print:block mb-4">
-              <div className="text-lg font-bold">Sternwarte Welzheim — Logbuch {activeKuppel}-Kuppel</div>
+              <div className="text-lg font-bold">Sternwarte Welzheim — Führungsbuch {activeKuppel}-Kuppel</div>
               <div className="text-sm text-gray-500">Ausdruck vom {new Date().toLocaleDateString('de-DE')}</div>
             </div>
             <LogbuchList

app/admin/page.tsx

@@ -33,7 +33,7 @@ export default async function AdminPage({
     <div className="min-h-screen bg-white py-4 px-4">
       <main className="max-w-6xl mx-auto border-2 border-black rounded-lg p-6 bg-[#EEF4FF]">
         <div className="flex justify-between items-center mb-4">
-          <h1 className="text-3xl font-bold">Logbuch — Sternwarte Welzheim</h1>
+          <h1 className="text-3xl font-bold">Führungsbuch — Sternwarte Welzheim</h1>
           <Link href="/" className="text-sm text-blue-600 hover:underline">← Zurück</Link>
         </div>
 

app/change-password/page.tsx

@@ -11,7 +11,7 @@ export default function ChangePasswordPage() {
   return (
     <div className="min-h-screen bg-white py-4 px-4">
       <main className="max-w-6xl mx-auto border-2 border-black rounded-lg p-6 bg-[#EEF4FF]">
-        <h1 className="text-3xl font-bold mb-6">Logbuch — Sternwarte Welzheim</h1>
+        <h1 className="text-3xl font-bold mb-6">Führungsbuch — Sternwarte Welzheim</h1>
 
         <div className="flex justify-center py-10">
           <div className="w-full max-w-sm bg-white border border-gray-300 rounded-xl shadow-md p-8">

app/layout.tsx

@@ -2,8 +2,8 @@ import type { Metadata, Viewport } from 'next';
 import './globals.css';
 
 export const metadata: Metadata = {
-  title: 'Logbuch — Sternwarte Welzheim',
-  description: 'Logbuch für die Sternwarte Welzheim',
+  title: 'Führungsbuch — Sternwarte Welzheim',
+  description: 'Führungsbuch für die Sternwarte Welzheim',
 };
 
 export const viewport: Viewport = {

app/login/page.tsx

@@ -17,7 +17,7 @@ export default function LoginPage() {
     <div className="min-h-screen bg-white py-4 px-4">
       <main className="max-w-6xl mx-auto border-2 border-black rounded-lg p-6 bg-[#EEF4FF]">
         <div className="flex justify-between items-center mb-6">
-          <h1 className="text-3xl font-bold">Logbuch — Sternwarte Welzheim</h1>
+          <h1 className="text-3xl font-bold">Führungsbuch — Sternwarte Welzheim</h1>
         </div>
 
         <div className="flex justify-center py-10">