feat: implement search bar function for tasklist

[zwinniez]

Pull Request Template

Description

This pull request adds functionality to the task list search bar by searching up tasklist names.

Fixes # (issue)

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation update

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Provide instructions so we can reproduce. Please also list any relevant details for your test configuration.

• Test A
• Test B

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• Any dependent changes have been merged and published in downstream modules

Note:

Include the information the reviewers need to know.

[BowenGong2000]

looks pretty good!

[Yanglin-Tao]

An issue occurred on my end, got a 404 error for script.js. Therefore both the search bar and dropdown don't seem to work properly if using the Flask init command. Could you please check the import statement and figure out what might go wrong?

[zwinniez]

@Yanglin-Tao thanks for bringing this up. Please refer to this for the PR fix: 4af9514