Add hybrid versioning scripts, version shown in app footer

src/App.tsx

@@ -19,7 +19,7 @@ import Settings from './components/settings';
 import LanguageSelector from './components/language-selector';
 import DisclaimerModal from './components/disclaimer-modal';
 import { Button } from './components/ui/button';
-import { PROJECT_REPOSITORY_URL } from './constants/defaults';
+import { PROJECT_REPOSITORY_URL, APP_VERSION } from './constants/defaults';
 
 // Custom Hooks
 import { useAppState } from './hooks/useAppState';
@@ -220,15 +220,20 @@ const MedPlanAssistant = () => {
               >
                 {t('disclaimerModalFooterLink')}
               </Button>
-              <a
-                href={PROJECT_REPOSITORY_URL}
-                target="_blank"
-                rel="noopener noreferrer"
-                className="inline-flex items-center justify-center w-8 h-8 rounded-md hover:bg-accent text-foreground hover:text-accent-foreground transition-colors"
-                title={t('footerProjectRepo')}
-              >
-                <GitBranch size={18} />
-              </a>
+              <div className="flex items-center gap-3">
+                <span className="text-xs text-muted-foreground" title={`Version: ${APP_VERSION}${APP_VERSION.endsWith('-dirty') ? ' (uncommitted changes)' : ''}`}>
+                  v{APP_VERSION}
+                </span>
+                <a
+                  href={PROJECT_REPOSITORY_URL}
+                  target="_blank"
+                  rel="noopener noreferrer"
+                  className="inline-flex items-center justify-center w-8 h-8 rounded-md hover:bg-accent text-foreground hover:text-accent-foreground transition-colors"
+                  title={t('footerProjectRepo')}
+                >
+                  <GitBranch size={18} />
+                </a>
+              </div>
             </div>
           </div>
         </footer>