feat: Add user tracking to project tasks and notes

- Implemented user tracking columns in project_tasks and notes tables.
- Added created_by and assigned_to fields to project_tasks.
- Introduced created_by field and is_system flag in notes.
- Updated API endpoints to handle user tracking during task and note creation.
- Enhanced database initialization to include new columns and indexes.
- Created utility functions to fetch users for task assignment.
- Updated front-end components to display user information for tasks and notes.
- Added tests for project-tasks API endpoints to verify functionality.

src/app/api/notes/route.js

@@ -9,14 +9,22 @@ async function createNoteHandler(req) {
 		return NextResponse.json({ error: "Missing fields" }, { status: 400 });
 	}
 
-	db.prepare(
+	try {
+		db.prepare(
+			`
+		  INSERT INTO notes (project_id, task_id, note, created_by, note_date)
+		  VALUES (?, ?, ?, ?, CURRENT_TIMESTAMP)
 		`
-	  INSERT INTO notes (project_id, task_id, note)
-	  VALUES (?, ?, ?)
-	`
-	).run(project_id || null, task_id || null, note);
+		).run(project_id || null, task_id || null, note, req.user?.id || null);
 
-	return NextResponse.json({ success: true });
+		return NextResponse.json({ success: true });
+	} catch (error) {
+		console.error("Error creating note:", error);
+		return NextResponse.json(
+			{ error: "Failed to create note", details: error.message },
+			{ status: 500 }
+		);
+	}
 }
 
 async function deleteNoteHandler(_, { params }) {