Singlemode editable goal and unify button

[tangamzaa]

PR Title: [Descriptive title summarizing the change]

Related Issue(s):

Link or reference any related issues or tickets.

PR Description:

[Provide a brief summary of the changes made.]

Changes Included:

• Added new feature(s)
• Fixed identified bug(s)
• Updated relevant documentation

Screenshots (if UI changes were made):

Notes for Reviewer:

Reviewer Checklist:

• Code is written in clean, maintainable, and idiomatic form.
• Automated test coverage is adequate.
• All existing tests pass.
• Manual testing has been performed to ensure the PR works as
  expected.
• Code review comments have been addressed or clarified.

---

Additional Comments:

[tangamzaa]

seekbar 민감도 조절 / time logic 수정해서 다시 올렸습니다!