feat: implement ProjectTasksList component and update ProjectTasksPage to use it

feat: add date_completed column to project_tasks table in database initialization
feat: update project task status to set date_completed when marking as completed

src/lib/queries/tasks.js

@@ -25,6 +25,8 @@ export function getAllProjectTasks() {
 			p.project_name,
 			p.wp,
 			p.plot,
+			p.city,
+			p.address,
 			p.finish_date
 		FROM project_tasks pt
 		LEFT JOIN tasks t ON pt.task_template_id = t.task_id
@@ -138,8 +140,16 @@ export function updateProjectTaskStatus(taskId, status) {
 			WHERE id = ?
 		`);
 		result = stmt.run(status, taskId);
+	} else if (status === "completed") {
+		// Completing a task - set date_completed
+		stmt = db.prepare(`
+			UPDATE project_tasks 
+			SET status = ?, date_completed = CURRENT_TIMESTAMP
+			WHERE id = ?
+		`);
+		result = stmt.run(status, taskId);
 	} else {
-		// Just updating status without changing date_started
+		// Just updating status without changing timestamps
 		stmt = db.prepare(`
 			UPDATE project_tasks 
 			SET status = ?