✨ 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

packages/shared-auth-ui/src/pages/LoginPage.svelte

@@ -30,6 +30,10 @@
 		signInSuccess: string;
 		googleSignInSuccess: string;
 		emailVerified?: string;
+		emailNotVerified?: string;
+		resendVerification?: string;
+		resendingVerification?: string;
+		verificationEmailSent?: string;
 	}
 
 	const defaultTranslations: LoginTranslations = {
@@ -56,6 +60,10 @@
 		signInSuccess: 'Successfully signed in. Redirecting...',
 		googleSignInSuccess: 'Successfully signed in with Google. Redirecting...',
 		emailVerified: 'Email successfully verified! Please sign in.',
+		emailNotVerified: 'Email not verified.',
+		resendVerification: 'Resend verification email',
+		resendingVerification: 'Sending...',
+		verificationEmailSent: 'Verification email sent! Please check your inbox.',
 	};
 
 	interface Props {
@@ -65,6 +73,7 @@
 		onSignIn: (email: string, password: string) => Promise<AuthResult>;
 		onSignInWithGoogle?: (idToken: string) => Promise<AuthResult>;
 		onSignInWithApple?: (identityToken: string) => Promise<AuthResult>;
+		onResendVerification?: (email: string) => Promise<AuthResult>;
 		goto: (path: string) => void;
 		enableGoogle?: boolean;
 		enableApple?: boolean;
@@ -91,6 +100,7 @@
 		onSignIn,
 		onSignInWithGoogle,
 		onSignInWithApple,
+		onResendVerification,
 		goto,
 		enableGoogle = false,
 		enableApple = false,
@@ -122,6 +132,9 @@
 	let passwordInput: HTMLInputElement;
 	let successAnnouncement = $state('');
 	let showVerifiedBanner = $state(verified);
+	let showEmailNotVerified = $state(false);
+	let resendingVerification = $state(false);
+	let verificationEmailSent = $state(false);
 
 	// Theme state - can be toggled manually, defaults to system preference
 	let userThemePreference = $state<'light' | 'dark' | null>(null);
@@ -192,6 +205,8 @@
 	async function handleLogin() {
 		loading = true;
 		clearError();
+		showEmailNotVerified = false;
+		verificationEmailSent = false;
 
 		if (!email) {
 			setError(t.emailRequired, 'email');
@@ -216,6 +231,26 @@
 			showSuccess = true;
 			successAnnouncement = t.signInSuccess;
 			setTimeout(() => goto(successRedirect), 600);
+		} else if (result.error === 'EMAIL_NOT_VERIFIED') {
+			showEmailNotVerified = true;
+			setError(t.emailNotVerified || 'Email not verified.', 'general');
+		} else {
+			setError(result.error || t.signInFailed, 'general');
+		}
+	}
+
+	async function handleResendVerification() {
+		if (!onResendVerification || !email || resendingVerification) return;
+
+		resendingVerification = true;
+		clearError();
+
+		const result = await onResendVerification(email);
+		resendingVerification = false;
+
+		if (result.success) {
+			verificationEmailSent = true;
+			showEmailNotVerified = false;
 		} else {
 			setError(result.error || t.signInFailed, 'general');
 		}
@@ -333,10 +368,38 @@
 					<p class="form-subtitle">{t.subtitle}</p>
 				</div>
 
+				{#if verificationEmailSent}
+					<div class="verified-banner" role="status" aria-live="polite">
+						<Check size={18} class="text-green-500 shrink-0" />
+						<p>{t.verificationEmailSent}</p>
+						<button
+							type="button"
+							class="verified-banner-close"
+							onclick={() => (verificationEmailSent = false)}
+							aria-label="Close"
+						>
+							&times;
+						</button>
+					</div>
+				{/if}
+
 				{#if error}
 					<div class="error-message" id="form-error" role="alert" aria-live="assertive">
 						<Warning size={18} class="text-red-500 shrink-0" />
-						<p>{error}</p>
+						<div class="error-content">
+							<p>{error}</p>
+							{#if showEmailNotVerified && onResendVerification}
+								<button
+									type="button"
+									class="resend-link"
+									onclick={handleResendVerification}
+									disabled={resendingVerification}
+									style:color={primaryColor}
+								>
+									{resendingVerification ? t.resendingVerification : t.resendVerification}
+								</button>
+							{/if}
+						</div>
 					</div>
 				{/if}
 
@@ -679,7 +742,7 @@
 
 	.error-message {
 		display: flex;
-		align-items: center;
+		align-items: flex-start;
 		gap: 0.5rem;
 		padding: 0.75rem;
 		margin-bottom: 1rem;
@@ -690,6 +753,32 @@
 		font-size: 0.875rem;
 	}
 
+	.error-content {
+		display: flex;
+		flex-direction: column;
+		gap: 0.25rem;
+	}
+
+	.resend-link {
+		background: none;
+		border: none;
+		cursor: pointer;
+		font-weight: 500;
+		font-size: 0.875rem;
+		padding: 0;
+		text-align: left;
+		text-decoration: underline;
+	}
+
+	.resend-link:hover {
+		opacity: 0.8;
+	}
+
+	.resend-link:disabled {
+		opacity: 0.5;
+		cursor: not-allowed;
+	}
+
 	.input-group {
 		margin-bottom: 0.75rem;
 	}