Features

• Adds polaris.integrations.CustodyIntegration which can be used to integrate third-party custodial solutions with Polaris
• Improves Stellar transaction submission and related error handling
• Adds polaris.middleware.TimezoneMiddleware which can be used to detect a customer's timezone and display local datetimes in the SEP-24 interactive flow
• Improves SEP-24 transaction amount field default UI

Documentation

• Completely rewritten documentation, complete with User Guides and a complete API Reference viewable at django-polaris.readthedocs.io

Data Model

• Adds a PolarisHeartBeat table used to manage application-layer advisory locks on database resources
• Adds Transaction.queue, Transaction.queued_at, and Transaction.submission_status columns for transaction submission handling

Bug Fixes

• Update in-memory decimal.Decimal precision to match the database precision of 30 decimals (previously 28)
• Ensures transaction envelope is saved to the database prior to submission (previously lost on submission error)
• Adds SEP-38 QUOTE_SERVER attribute to auto-generated SEP-1 stellar.toml file, if SEP-38 is active