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thesimplekid
thesimplekid@cashu.me
npub1qjgc...lgjw
Grantee @spiralbtc working on Cashu Dev Kit DMs: @thesimplekid:matrix.org ₿tsk@thesimplekid.com
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thesimplekid 8 months ago
CDK Release Version 0.13.0 marks a major milestone for mobile development with the introduction of comprehensive native mobile bindings that enable building Cashu wallets for iOS and Android using Swift and Kotlin. The release introduces cdk-ffi, a new Foreign Function Interface crate that provides UniFFI-based bindings for Swift and Kotlin, with full wallet functionality including multi-mint support, BOLT12 payments, BIP-353 address resolution, and advanced features like P2PK conditions and authentication. Mobile bindings are distributed through dedicated repositories at and that provide native package management for Android/JVM and iOS/macOS platforms respectively. The release also delivers significant infrastructure improvements including an event-driven payment architecture with real-time notifications, enhanced database layer with generic key-value storage, improved HTTP transport with proxy support and BIP-353 DNS resolution, and new operational features like Prometheus metrics collection and dedicated authentication database support. Full release notes: Thanks to @David Caseria for much of the work on the bindings
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thesimplekid 8 months ago
cdk and mintd Version 0.12.0 Delivers end-to-end BOLT12 offers and payments, adds BIP‑353 address resolution for BOLT12 payments, and introduces cdk-ldk-node, an integrated Lightning backend that lets a single binary run both a Cashu mint and a Lightning node with full BOLT11 and BOLT12 support. It also adds a local, admin-focused web UI for cdk-ldk-node with dashboards for channels, invoices and offers, payments, and on-chain activity. On the data layer, the release expands storage with PostgreSQL via the new cdk-postgres crate and accelerates the shared SQL stack (cdk-sql-common) with statement caching and structured, namespaced/global migrations. Operationally, the mint now exposes explicit start and stop lifecycle methods, enabling graceful startup and shutdown of background services. Wallet keyset management has been clarified with renamed APIs that separate local storage from network fetches. The MSRV is updated to 1.85.0.
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thesimplekid 10 months ago
The Dublin Bitcoin meetup is back! Join us tomorrow (July 3rd) at 7pm upstairs at The Palace Bar, 21 Fleet St, Temple Bar. See you there.
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thesimplekid 10 months ago
CDK v0.11.0 Version 0.11.0 brings significant architectural changes to enhance database reliability and performance. The major changes include: 1. **Database Engine Change**: Replaced `sqlx` with `rusqlite` as the SQLite database driver and removed support for `redb`. This change provides better performance and reliability for database operations. 2. **Transaction Management**: Introduced robust database transaction support that encapsulates all database changes. The new Transaction trait implements a rollback operation on Drop unless explicitly committed, ensuring data integrity. 3. **Race Condition Prevention**: Added READ-and-lock operations to securely read and lock records from the database for exclusive access, preventing race conditions in concurrent operations.
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thesimplekid 11 months ago
CDK v0.10.0 released Introduces the new SignatoryManager service, a significant architectural enhancement that provides complete segregation between the mint and its most sensitive component: the private keys. The SignatoryManager offers a clean API for all key-related operations and keyset management, with communication limited to messages passed through the manager interface, ensuring the signatory remains isolated from the rest of the mint. This foundation enables future deployment of signing operations in separate services or foreign environments to reduce operational risks. Additional improvements include a new mint URL flag option, enhanced NUT-04/NUT-05 implementations, ARM64 Docker support, and updated dependencies.
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thesimplekid 1 year ago
Alright that’s enough vacation need to get back to work. Bolt12 this week