Start most sessions in Plan mode (shift+tab twice). If the goal is to write a Pull Request, use Plan mode and go back and forth with Claude until you like its plan. From there, switch into auto-accept edits mode and Claude can usually 1-shot it. A good plan is really important.
6/ Start Most Sessions in Plan Mode
When this pattern helps
The practical value is reducing ambiguity before implementation and making the result observable. Turn the expected behavior into checks that can pass or fail; a confident explanation is not a substitute for a reproducible test.
重点不是让提示词更长，而是先消除实现歧义，并把预期结果变成可通过或失败的检查。模型解释得很肯定，不等于测试已经通过。