new todo_check.htmls

[seoha376]

✅ Pull Request Checklist

• PR Title: [Feature/Fix/Refactor...] Brief summary of the work (branch name) #IssueNumber
• Verify that the commit messages are appropriate.
• Confirm that the request is made to the correct branch.
• Add Assignees and Labels.
• If there is someone who needs to review specific details, add them as a Reviewer.
• After the PR is approved, delete the branch.

🔄 Changes

This PR does the following:

• Did this!
• Also did that!

📎 Reason for Changes

• These changes were made for the following reasons!

closes: #IssueNumber

👨🏻‍💻 Test Checklist

• Performed these tests!

📌 Additional Changes or Important Notes

[hajinki]

Structure: Well-organized and readable, but ensure semantic tags are used where appropriate.
Performance: Check if external assets (CSS/JS) are optimized and inline styles/scripts are minimized.
Accessibility: Ensure all interactive elements are accessible with proper labels.
Dynamic Content: Verify template variables and loops function correctly during runtime.