v0.2

v0.2 release of Rattus application.

What's Changed

• Add Java assertions by @jq1836 in #8
• Improve code quality by @jq1836 in #9
• Create gradle.yml by @jq1836 in #10
• Add data file switch, create and delete functionality by @jq1836 in #11

New Contributors

• @jq1836 made their first contribution in #8

Full Changelog: https://github.com/jq1836/ip/commits/A-Release