Knotes - Minimal Note Taking

With this update,

- Multi selection is enabled. You can select multiple knotes and delete them.
- Pin knotes. You can pin your important knotes to the top of the list.
- Search screen. You can search for your knotes now.
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Minor bug fixes
- Active text field losing value when you switch apps.
- Optimizations in the dark & light modes.
- Improved performance.