feat: Semantische Versionierung mit Git-Tags und App-Footer.

VERSION-Datei (0.1.0.0), Release-Flow in update-prod.sh und Build-time-Einbindung der Versionsnummer im Footer mit Copyright-Link.

Co-authored-by: Cursor <cursoragent@cursor.com>

client/src/App.css

@@ -1949,7 +1949,7 @@ body:has(.theme-cupertino) {
   position: fixed;
   left: 16px;
   right: 16px;
-  bottom: calc(16px + env(safe-area-inset-bottom, 0px));
+  bottom: calc(36px + env(safe-area-inset-bottom, 0px));
   z-index: 1200;
   display: grid;
   grid-template-columns: auto 1fr auto;
@@ -2107,4 +2107,48 @@ body:has(.theme-cupertino) {
   }
 }
 
+.app-version-footer {
+  position: fixed;
+  left: 0;
+  right: 0;
+  bottom: 0;
+  z-index: 900;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  flex-wrap: wrap;
+  gap: 6px;
+  padding: 6px 12px calc(6px + env(safe-area-inset-bottom, 0px));
+  font-size: 11px;
+  line-height: 1.4;
+  color: #64748b;
+  background: rgba(11, 12, 16, 0.72);
+  border-top: 1px solid rgba(255, 255, 255, 0.06);
+  pointer-events: none;
+}
+
+.app-version-footer a,
+.app-version-footer button {
+  pointer-events: auto;
+}
+
+.app-version-footer__version {
+  font-variant-numeric: tabular-nums;
+  color: #94a3b8;
+}
+
+.app-version-footer__sep {
+  opacity: 0.65;
+}
+
+.app-version-footer__copyright {
+  color: #94a3b8;
+  text-decoration: none;
+}
+
+.app-version-footer__copyright:hover {
+  color: #e2e8f0;
+  text-decoration: underline;
+}
+
 

client/src/App.tsx

@@ -13,6 +13,7 @@ import { getActiveMasterKey, logoutUser } from './services/auth.js'
 import { startBackgroundSync, stopBackgroundSync, syncAllLogbooks, subscribeToSyncState } from './services/sync.js'
 import ReadOnlyViewer from './components/ReadOnlyViewer.tsx'
 import PwaInstallPrompt from './components/PwaInstallPrompt.tsx'
+import AppFooter from './components/AppFooter.tsx'
 import { db } from './services/db.js'
 import { useLiveQuery } from 'dexie-react-hooks'
 import { Ship, LogOut, ChevronLeft, Users, Compass, FileText, Settings, Wifi, WifiOff } from 'lucide-react'
@@ -319,6 +320,7 @@ export default function AppWrapper() {
   return (
     <DialogProvider>
       <App />
+      <AppFooter />
     </DialogProvider>
   )
 }

client/src/components/AppFooter.tsx

@@ -0,0 +1,15 @@
+const APP_VERSION = typeof __APP_VERSION__ !== 'undefined' ? __APP_VERSION__ : 'dev'
+
+export default function AppFooter() {
+  return (
+    <footer className="app-version-footer">
+      <span className="app-version-footer__version">v{APP_VERSION}</span>
+      <span className="app-version-footer__sep" aria-hidden="true">
+        ·
+      </span>
+      <a className="app-version-footer__copyright" href="mailto:elpatron+kd@mailbox.org">
+        © 2026 Markus F.J. Busche
+      </a>
+    </footer>
+  )
+}

client/src/vite-env.d.ts

@@ -0,0 +1,3 @@
+/// <reference types="vite/client" />
+
+declare const __APP_VERSION__: string