✨ 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

services/mana-core-auth/src/auth/auth.controller.ts

@@ -20,6 +20,7 @@ import { AcceptInvitationDto } from './dto/accept-invitation.dto';
 import { SetActiveOrganizationDto } from './dto/set-active-organization.dto';
 import { ForgotPasswordDto } from './dto/forgot-password.dto';
 import { ResetPasswordDto } from './dto/reset-password.dto';
+import { ResendVerificationDto } from './dto/resend-verification.dto';
 import { JwtAuthGuard } from '../common/guards/jwt-auth.guard';
 
 /**
@@ -173,6 +174,21 @@ export class AuthController {
 		);
 	}
 
+	/**
+	 * Resend verification email
+	 *
+	 * Sends a new verification email to the user.
+	 * Always returns success to prevent email enumeration attacks.
+	 */
+	@Post('resend-verification')
+	@HttpCode(HttpStatus.OK)
+	async resendVerification(@Body() resendVerificationDto: ResendVerificationDto) {
+		return this.betterAuthService.resendVerificationEmail(
+			resendVerificationDto.email,
+			resendVerificationDto.sourceAppUrl
+		);
+	}
+
 	// =========================================================================
 	// B2B Registration
 	// =========================================================================