feat(help): improve help content across all 18 apps, add shared Mana & Privacy FAQs

- Expand FAQ entries from ~5 to 8-14 per app with app-specific feature documentation
- Add comprehensive features, shortcuts, and keyboard shortcut sections
- Integrate shared getManaFAQs() in 10 apps with /mana page
- Integrate shared getPrivacyFAQs() in all 18 apps with app-specific data types
- Add unit tests for help content in all 18 apps (72 tests total)
- Tests verify: DE/EN content, matching FAQ/feature counts, unique IDs, contact info

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

apps/chat/apps/web/src/lib/content/help/index.test.ts

@@ -0,0 +1,47 @@
+import { describe, it, expect } from 'vitest';
+import { getChatHelpContent } from './index';
+
+describe('Chat Help Content', () => {
+	it('returns valid German content', () => {
+		const content = getChatHelpContent('de');
+
+		expect(content.faq.length).toBeGreaterThan(0);
+		content.faq.forEach((faq) => {
+			expect(faq.id).toBeTruthy();
+			expect(faq.question).toBeTruthy();
+			expect(faq.answer).toBeTruthy();
+		});
+
+		expect(content.features).toBeDefined();
+		expect(content.contact).toBeDefined();
+		expect(content.contact.supportEmail).toBe('support@mana.how');
+	});
+
+	it('returns valid English content', () => {
+		const content = getChatHelpContent('en');
+
+		expect(content.faq.length).toBeGreaterThan(0);
+		content.faq.forEach((faq) => {
+			expect(faq.id).toBeTruthy();
+			expect(faq.question).toBeTruthy();
+			expect(faq.answer).toBeTruthy();
+		});
+
+		expect(content.features).toBeDefined();
+		expect(content.contact).toBeDefined();
+	});
+
+	it('returns same number of FAQ items for both languages', () => {
+		const de = getChatHelpContent('de');
+		const en = getChatHelpContent('en');
+
+		expect(de.faq.length).toBe(en.faq.length);
+		expect(de.features.length).toBe(en.features.length);
+	});
+
+	it('has unique FAQ IDs', () => {
+		const content = getChatHelpContent('de');
+		const ids = content.faq.map((f) => f.id);
+		expect(new Set(ids).size).toBe(ids.length);
+	});
+});

apps/chat/apps/web/src/lib/content/help/index.ts

@@ -3,6 +3,7 @@
  */
 
 import type { HelpContent } from '@manacore/shared-help-types';
+import { getPrivacyFAQs } from '@manacore/shared-help-types';
 
 export function getChatHelpContent(locale: string): HelpContent {
 	const isDE = locale === 'de';
@@ -56,18 +57,16 @@ export function getChatHelpContent(locale: string): HelpContent {
 				language: isDE ? 'de' : 'en',
 				tags: isDE ? ['vergleich', 'modelle', 'test'] : ['compare', 'models', 'test'],
 			},
-			{
-				id: 'faq-privacy',
-				question: isDE ? 'Wie werden meine Chats geschützt?' : 'How are my chats protected?',
-				answer: isDE
-					? '<p>Deine Unterhaltungen sind sicher:</p><ul><li><strong>Verschlüsselung</strong>: Alle Daten werden bei der Übertragung (TLS) verschlüsselt</li><li><strong>Privat</strong>: Nur du hast Zugriff auf deine Chats</li><li><strong>Lokale Modelle</strong>: Bei lokalen Modellen verlassen deine Daten nie unseren Server</li><li><strong>DSGVO-konform</strong>: Wir halten uns an die EU-Datenschutzverordnung</li></ul>'
-					: '<p>Your conversations are secure:</p><ul><li><strong>Encryption</strong>: All data is encrypted in transit (TLS)</li><li><strong>Private</strong>: Only you have access to your chats</li><li><strong>Local models</strong>: With local models, your data never leaves our server</li><li><strong>GDPR Compliant</strong>: We follow EU data protection regulations</li></ul>',
-				category: 'privacy',
-				order: 5,
-				language: isDE ? 'de' : 'en',
-				featured: true,
-				tags: isDE ? ['datenschutz', 'sicherheit', 'dsgvo'] : ['privacy', 'security', 'gdpr'],
-			},
+			...getPrivacyFAQs(locale, {
+				dataTypeDE: 'Chats',
+				dataTypeEN: 'chats',
+				extraBulletsDE: [
+					'<strong>Lokale Modelle</strong>: Bei lokalen Modellen verlassen deine Daten nie unseren Server',
+				],
+				extraBulletsEN: [
+					'<strong>Local models</strong>: With local models, your data never leaves our server',
+				],
+			}),
 		],
 		features: [
 			{