[FEAT] Android Widget

[Benji377]

Is your feature request related to a problem? Please describe.
No

Describe the solution you'd like
A selection of widget that you can put on your phones home screen. A widget for focus and one for task maybe.

Describe alternatives you've considered
None

Additional context
None

[Benji377]

1. Focus Session Widget

• Best Size: 4x2 (also 4x1 and 2x2 options)
• Key Features:
  • Active session countdown with circular progress
  • Daily focus stats (total minutes + session count)
  • Distraction count for context
  • Quick actions: Resume/Start, Stop, Open App
  • Smart Updates: 1-5 second refresh while active

2. Habit Widget

• Best Size: 4x4 (also 4x2 and 2x2 options)
• Key Features:
  • Today's scheduled habits with completion status
  • Color-coded by habit (using app's colorValue)
  • Weekly progress bar (X/Y completed)
  • Streak counter with 🔥 indicator
  • Quick actions: Mark complete, Open App

3. Task Widget

• Best Size: 4x3 (also 4x1 and 2x3 options)
• Key Features:
  • Priority & due date sorted list
  • Color-coded priorities (red/orange/yellow/blue)
  • Subtask progress for complex tasks
  • Daily completion rate
  • Reminder indicators
  • Quick actions: Add task, Open App

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Implementation Architecture

• Data Source: Direct read from Hive database (widget service)
• Updates: BroadcastReceiver (app changes) + WorkManager (periodic sync)
• Deep Linking: Routes to specific screens when tapped
• Theme: Material 3 with app's colors + dark/light mode support