Add delete request button to admin dashboard with confirmation and file cleanup

models.py

@@ -93,3 +93,8 @@ def update_request(request_id, **fields):
     vals = list(fields.values()) + [request_id]
     db.execute(f'UPDATE requests SET {cols} WHERE id = ?', vals)
     db.commit()
+
+def delete_request(request_id):
+    db = get_db()
+    db.execute('DELETE FROM requests WHERE id = ?', (request_id,))
+    db.commit()