v1.2.0-beta.1

What's Changed

• Provide current block height data by @mrfelton in #45
• Refactor and modularise by @mrfelton in #46
• Add maxHeightDelta setting to exclude stale data by @mrfelton in #47
• Include more granular estimates from bitcoin core by @mrfelton in #48
• Ensure mempool estimates take precedence by @mrfelton in #49
• Update to latest bun version (1.0.27) by @mrfelton in #50
• Register bitcoind provider before esplora by @mrfelton in #51

Full Changelog: v1.1.3...v1.2.0-beta.1