v2.1.0

What's Changed

• fix: standardize function naming and fix typo in JSON tag by @kkdai in #15
• chore: update Heroku workflow secrets and names by @kkdai in #16
• refactor: refactor code for improved error handling and consistency by @kkdai in #17
• feat: update API responses and dependencies in backend operations by @kkdai in #18

Full Changelog: v2.0.0...v2.1.0