refactor(land): 이미지 파일 확장자 변경, react-hook-form 사용

[Jeong-Ag]

Summary

#181
이미지 확장자를 변경하고 신청폼에 react hook form을 적용했어요.

Tasks

• 이미지 확장자 webp로 변경
• Form에 react-form-hook 적용

Screenshot

[changeset-bot]

⚠️ No Changeset found

Latest commit: 7b168f0

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 93.71%. Comparing base (0c66f87) to head (7b168f0).
Report is 120 commits behind head on main.

@@            Coverage Diff             @@
##             main     #271      +/-   ##
==========================================
- Coverage   94.06%   93.71%   -0.35%     
==========================================
  Files          14       14              
  Lines         219      207      -12     
  Branches       37       38       +1     
==========================================
- Hits          206      194      -12     
  Misses         11       11              
  Partials        2        2              

see 10 files with indirect coverage changes

[gwansikk]

수고했어요~ 완벽합니다