let repo_root = find_repo_root(&ws).unwrap_or(ws.clone());
核心机遇集中在：抗衰老与健康管理，从被动治疗转向主动健康；适老化科技产品，以智能技术填补人力缺口；养老金融服务，盘活老年人资产存量。其中，适老化改造与智慧养老正在加速发生。
，更多细节参见新收录的资料
A. After referring a lot of sources over the internet and also during the assembly process of the telescope, it is advised to maintain an offset of ≥ 20mm from the size of primary mirror i.e., for a 6" or 150mm primary mirror size, 150 + (2*20) = 190mm should be the minimum inner diameter of your PVC tube.
Spacemacs or your own carefully curated package list, that's