feat: add subscription and billing system with Stripe integration

- Add database models for subscription tiers, vendor subscriptions,
  add-ons, billing history, and webhook events
- Implement BillingService for subscription operations
- Implement StripeService for Stripe API operations
- Implement StripeWebhookHandler for webhook event processing
- Add vendor billing API endpoints for subscription management
- Create vendor billing page with Alpine.js frontend
- Add limit enforcement for products and team members
- Add billing exceptions for proper error handling
- Create comprehensive unit tests (40 tests passing)
- Add subscription billing documentation

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Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
This commit is contained in:
2025-12-25 20:29:44 +01:00
parent b98c7c553b
commit 9d8d5e7138
27 changed files with 4558 additions and 23 deletions

View File

@@ -117,6 +117,14 @@ class Settings(BaseSettings):
max_team_members_per_vendor: int = 50
invitation_expiry_days: int = 7
# =============================================================================
# STRIPE BILLING
# =============================================================================
stripe_secret_key: str = ""
stripe_publishable_key: str = ""
stripe_webhook_secret: str = ""
stripe_trial_days: int = 14
# =============================================================================
# DEMO/SEED DATA CONFIGURATION
# =============================================================================