✨ feat(auth): add resend verification email to all login pages

Add ability to resend verification email when login fails with
"Email not verified" error. Implemented across all 14 apps using
Mana Core Auth.

Changes:
- Add POST /api/v1/auth/resend-verification endpoint to mana-core-auth
- Add resendVerificationEmail method to shared-auth client
- Update LoginPage component with resend UI and translations
- Add resendVerificationEmail to all app auth stores
- Add translations for de, en, fr, es, it
- Add PlantaLogo to shared-branding
- Migrate planta login to shared LoginPage component

apps/clock/apps/web/src/lib/stores/auth.svelte.ts

@@ -204,6 +204,30 @@ export const authStore = {
 		}
 	},
 
+	/**
+	 * Resend verification email
+	 */
+	async resendVerificationEmail(email: string) {
+		const authService = getAuthService();
+		if (!authService) {
+			return { success: false, error: 'Auth not available on server' };
+		}
+
+		try {
+			const sourceAppUrl = browser ? window.location.origin : undefined;
+			const result = await authService.resendVerificationEmail(email, sourceAppUrl);
+
+			if (!result.success) {
+				return { success: false, error: result.error || 'Failed to resend verification email' };
+			}
+
+			return { success: true };
+		} catch (error) {
+			const errorMessage = error instanceof Error ? error.message : 'Unknown error';
+			return { success: false, error: errorMessage };
+		}
+	},
+
 	/**
 	 * Get access token for API calls (raw token, no refresh)
 	 * @deprecated Use getValidToken() instead for automatic refresh