Release v0.3.0

The last release before transitioning away from contracts.

Includes a few minor improvements and fixes.

What's Changed

• Fix linter warnings by @Szegoo in #54
• refactor by @cuteolaf in #55
• some refactors by @cuteolaf in #56
• Pre migration refactor | fixes & minor adjustments by @Szegoo in #57
• Pre migration refactor | unit tests by @Szegoo in #59
• Bump coretime-utils from 0.2.6 to 0.2.8 by @Szegoo in #61
• Fix wallet connect issue by @Szegoo in #63
• Wallet connect fix by @Szegoo in #64
• APIs connect by @Szegoo in #65

Full Changelog: v0.2.0...v0.3.0