Add question types, nudge feature, and share modal

- Add new question card components (photo, audio, text, who-likely)
- Add share preview modal for matches
- Add nudge notification system with rate limiting
- Add session-based notification improvements
- Add match confetti celebration animation
- Update onboarding flow with paywall tracking
- Remove deprecated swipe card and tutorial components
- Update GlassCard/GlassInput to use solid backgrounds
- Fix routing issues after packs screen removal

apps/mobile/src/constants/onboarding.ts

@@ -0,0 +1,44 @@
+/**
+ * Required onboarding version.
+ *
+ * Bump this number when you need existing users to go through onboarding again
+ * to collect new required data (e.g., profile pictures, new fields).
+ *
+ * Version history:
+ * - 1: Initial onboarding (avatar, name, gender, purpose, content prefs, notifications)
+ * - 2: Made avatar mandatory for all users
+ */
+export const REQUIRED_ONBOARDING_VERSION = 2;
+
+/**
+ * RevenueCat offering identifier for the onboarding discount paywall.
+ *
+ * Create this offering in RevenueCat dashboard with discounted products.
+ * If the offering doesn't exist, the paywall will fall back to the default offering.
+ *
+ * To set up:
+ * 1. Create discounted products in App Store Connect (e.g., "sauci_annual_onboarding")
+ * 2. In RevenueCat → Products, add these products
+ * 3. In RevenueCat → Offerings, create offering "onboarding_promo" with the discounted products
+ */
+export const ONBOARDING_OFFERING_ID = "onboarding_promo";
+
+/**
+ * Check if a user needs to complete onboarding based on their current version
+ */
+export function needsOnboarding(
+    onboardingCompleted: boolean | undefined,
+    onboardingVersion: number | undefined
+): boolean {
+    // Never completed onboarding
+    if (!onboardingCompleted) {
+        return true;
+    }
+
+    // Completed an older version - need to re-onboard
+    if ((onboardingVersion ?? 0) < REQUIRED_ONBOARDING_VERSION) {
+        return true;
+    }
+
+    return false;
+}