* feat(billing): bill by threshold to prevent cancellation edge case
* fix org billing
* fix idempotency key issue
* small optimization for team checks
* remove console log
* remove unused type
* fix error handling
* fix: enable database connection pooling in production
* debug: add diagnostic endpoints to test NODE_ENV and database pooling
* test: add connection testing endpoint to diagnose production delay
* redeuce num of concurrent connections
* improvement(code-structure): move db into separate package
* make db separate package
* remake bun lock
* update imports to not maintain two separate ones
* fix CI for tests by adding dummy url
* vercel build fix attempt
* update bun lock
* regenerate bun lock
* fix mocks
* remove db commands from apps/sim package json