Added commands to remove projects and tasks

dolly/database.py

@@ -69,3 +69,14 @@ async def list_tasks_for_project(project_id):
         cursor = await db.execute("SELECT id, description, assignee, deadline, status, priority FROM tasks WHERE project_id = ?", (project_id,))
         tasks = await cursor.fetchall()
         return tasks
+
+async def remove_task(task_id):
+    async with aiosqlite.connect(DATABASE) as db:
+        await db.execute("DELETE FROM tasks WHERE id = ?", (task_id,))
+        await db.commit()
+
+async def remove_project(project_id):
+    async with aiosqlite.connect(DATABASE) as db:
+        await db.execute("DELETE FROM tasks WHERE project_id = ?", (project_id,))  # Remove all tasks under the project
+        await db.execute("DELETE FROM projects WHERE id = ?", (project_id,))
+        await db.commit()