Writing Enhancement Engine

[simandebvu]

Implement writing assistance using Chrome AI APIs.

Tasks

• Grammar and spelling correction
• Tone adjustment (professional, casual, academic, simple)
• Key point extraction for summaries
• Text expansion/elaboration
• Provide actionable suggestions

Acceptance Criteria

• Errors corrected accurately
• Tone adjustments preserve meaning
• Summaries capture key points
• Suggestions are actionable