feat(shared): add helpHref/themesHref to PillNav, shared Mana & Privacy FAQs

- PillNavigation: add helpHref and themesHref props with help icon in account dropdown
- PillDropdown: add help icon (question mark circle) to iconPaths
- shared-help-types: add getManaFAQs/getManaFeature for shared Mana credit FAQs
- shared-help-types: add getPrivacyFAQs for shared privacy/GDPR/tech independence FAQs
- ManaScore: add Help-Seite and Feedback-Seite as UX criteria, shared-help-ui and
  shared-feedback-ui as Core cross-app packages

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

packages/shared-ui/src/navigation/PillDropdown.svelte

@@ -123,6 +123,8 @@
 			'M17 16l4-4m0 0l-4-4m4 4H7m6 4v1a3 3 0 01-3 3H6a3 3 0 01-3-3V7a3 3 0 013-3h4a3 3 0 013 3v1',
 		// App icons
 		grid: 'M4 5a1 1 0 011-1h4a1 1 0 011 1v4a1 1 0 01-1 1H5a1 1 0 01-1-1V5zM14 5a1 1 0 011-1h4a1 1 0 011 1v4a1 1 0 01-1 1h-4a1 1 0 01-1-1V5zM4 15a1 1 0 011-1h4a1 1 0 011 1v4a1 1 0 01-1 1H5a1 1 0 01-1-1v-4zM14 15a1 1 0 011-1h4a1 1 0 011 1v4a1 1 0 01-1 1h-4a1 1 0 01-1-1v-4z',
+		// Help icon (question mark circle)
+		help: 'M12 22C6.477 22 2 17.523 2 12S6.477 2 12 2s10 4.477 10 10-4.477 10-10 10zm-1-7v2h2v-2h-2zm2-1.645A3.502 3.502 0 0012 6.5 3.501 3.501 0 008.645 9h2.012A1.5 1.5 0 0112 8.5c.828 0 1.5.672 1.5 1.5 0 .828-.672 1.5-1.5 1.5a1 1 0 00-1 1V14h2v-.645z',
 		// Mana icon (water drop)
 		mana: 'M12.3 1c.03.05 7.3 9.67 7.3 13.7 0 4.03-3.27 7.3-7.3 7.3S5 18.73 5 14.7C5 10.66 12.3 1 12.3 1zm0 6.4c-.02.03-3.65 4.83-3.65 6.84 0 2.02 1.64 3.65 3.65 3.65s3.65-1.64 3.65-3.65c0-2.01-3.62-6.81-3.65-6.84z',
 	};

packages/shared-ui/src/navigation/PillNavigation.svelte

@@ -282,6 +282,8 @@
 		themesHref?: string;
 		/** Spiral page href (shown in user dropdown). Set to empty string to hide. */
 		spiralHref?: string;
+		/** Help page href (shown in user dropdown). Set to empty string to hide. */
+		helpHref?: string;
 	}
 
 	let {
@@ -327,6 +329,7 @@
 		feedbackHref = '/feedback',
 		themesHref,
 		spiralHref,
+		helpHref,
 	}: Props = $props();
 
 	// Type guards for elements
@@ -873,6 +876,19 @@
 									},
 								]
 							: []),
+						...(helpHref
+							? [
+									{
+										id: 'help',
+										label: 'Hilfe',
+										icon: 'help',
+										onClick: () => {
+											window.location.href = helpHref;
+										},
+										active: currentPath === helpHref,
+									},
+								]
+							: []),
 						...(showLanguageSwitcher && languageItems.length > 0
 							? [
 									{ id: 'language-divider', label: '', divider: true },