refactor: redesigned home screen widget for android

[SGI-CAPP-AT2]

Description

This issue fixes issue #415,
As per Issue this PR refactors the Home Screen widget with new features and some design changes.

Fixes #415

UI: a way Better widget

be able to share the screen with other icons (this one's huge!)

Now smallest size is 2x2 cells

follow the app color theme (this one come in light theme only)

It follows App Color Theme Instead of System Theme

follow the app filter and sort (this one ignores filters and sorts on ID only)

Updates on filter change occurs

show as many tasks as practical

at smallest 3x2 size it can show upto 4 tasks
at preferable 3x3 size it can show upto 7 tasks

feature an Add Task button

A button added which redirects to add dialog

closes: #415

Replace issue_no with the issue number which is fixed in this PR

Screenshots

DARK MODE	LIGHT MODE

VID2_415.mp4

REFACTOR_HOMESCREEN_WIDGET.mp4

Checklist

• Tests have been added or updated to cover the changes
• Documentation has been updated to reflect the changes
• Code follows the established coding style guidelines
• All tests are passing

[SGI-CAPP-AT2]

@Pavel401 The PR is Ready to Review.

[SGI-CAPP-AT2]

also #402 (comment) ,
These changes are added by this PR
#402 and #417 Both PRs are Independent from Each other because This PR uses Android HomeScreen widgets approach in order to change theme mode explicitly as per application theme mode.

[linuxcaffe]

@SGI-CAPP-AT2 Brilliant!

[BrawlerXull]

the design lgtm
@Pavel401 what's your take on it?

[linuxcaffe]

@BrawlerXull out of curiosity.. what's lgtm?

[BrawlerXull]

@BrawlerXull out of curiosity.. what's lgtm?

It's Looks good to me :)

[Pavel401]

@SGI-CAPP-AT2 Does it support the iOS widget as well?

[SGI-CAPP-AT2]

@Pavel401 ,
No it doesn't, also I don't have env to test on iOS