This commit includes:
- Updating navigation to pass ?feature=advanced_analytics context.
- Merging catalog with user inventory in MobilePackageShopPage.
- Implementing smart sorting (recommended first, then price).
- Adding highlighting and badges for recommended and active packages.
- Displaying remaining event counts on package cards.
This commit:
- Creates MobilePackageShopPage.tsx for listing packages and handling checkout.
- Implements a confirmation screen with mandatory AGB and Withdrawal checkboxes.
- Registers the new route /mobile/billing/shop.
- Updates EventAnalyticsPage to link to the new shop page.
- Reverts previous inline upgrade logic in BillingPage.tsx.
