Feature: Search and Filtering

[faisalsayed10]

• [ ] Add a search bar on the bucket page.
• [ ] Index all the files and folders (recursively) in the background and store them in indexxeddb.
• [ ] Whenever a user searches for a file, filter the data in indexxeddb.
• [ ] indexxeddb should update whenever file uploaded / folder created.
• [ ] BONUS: cross bucket search where the user can search for a file across buckets.