v1.49.0

Bug Fixes

• replace useEffect setState with derived state for GSTIN initialization
• track auto-verify by subscription ID so plan switches trigger re-verify
• add safe JSON parsing and network error handling to ApiClient
• improve auth and server error messages with actionable guidance
• force refetch after checkout and open checkout on plan change requiring re-auth
• handle UPI subscriptions by cancel+recreate when plan update fails

Features

• add billing history section, GSTIN input on pricing card, and pre-fill from business settings
• add switch plan CTA with confirmation dialog in current plan card
• auto-verify CREATED subscriptions on page load and add dev tools for trial/sync
• redesign billing page with pricing cards, monthly/yearly toggle, and comprehensive feature list
• add shared error categorization handler for tool responses
• add Chrome extension and MCP server to premium plan features
• add BillingPeriod enum and billingPeriod field to Subscription model
• add migration for billing period field
• accept billingPeriod param and select monthly/yearly Razorpay plan
• add change-plan API to switch between monthly/yearly via Razorpay
• add dev-only subscription reset endpoint for testing
• add invoices API to fetch billing history from Razorpay
• add PATCH endpoint to force-end trial and set subscription active
• add useChangePlan hook for switching billing period
• add useInvoices hook, GSTIN support in create mutation, and gstNumber in response type
• add useVerifySubscription and useDevEndTrial hooks, return status from verify
• create Razorpay customer with GSTIN and save to business on subscribe
• include business gstNumber in subscription GET response
• pass billingPeriod to create mutation and add dev-reset hook
• pass GSTIN via Razorpay customer when recreating subscription on plan change