Paths/Codex Engineer/Instructions & Context / Repository Instructions
Scope the Rules to a Directory
The root file applies everywhere, but a service has its own rules. Write the nested instruction file that adds them without repeating the root.
Validator
⏱ 0:00
IDLE — checks run live as you type commands; submit when done
01Requirements
live checks- Directory ~/project/services/api exists○
- File ~/project/services/api/AGENTS.md exists○
- The file states the rules specific to that service○
- The file says how it relates to the root instructions○
02Walkthrough
1 of 4 revealed- 01
Create the service directory
Nested instruction files apply to the directory they sit in and everything below it.
mkdir -p ~/project/services/api - 3 locked · each failed submit reveals one
03Stuck?
0 of 3 revealedTake a hint without losing the lab — each one points at the thing to look at, not at the answer.
04AI Tutor
guides, never solvesTell me what you're stuck on — I'll nudge, not solve. Which requirement are you looking at?
04Notebook
saved locally in this browserlearner@lab — ubuntu:24.04
Session is disposable
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