Following Copilot instructions / Rules

### Describe the bug

Copilot is not force following the Instructions or Rules that has been applied , until or unless we force it in every prompt that makes app development through CLI harder .

### Affected version

_No response_

### Steps to reproduce the behavior

_No response_

### Expected behavior

_No response_

### Additional context

_No response_

Start by reproducing the behavior in Copilot CLI with the reported Instructions or Rules configuration, comparing prompts with and without explicitly repeating the rules. Identify the relevant configuration or instruction-loading entry point, then verify that the configured rules are consistently followed without repetition.

Rédigé par le modèle d'indexation à partir du texte de l'issue.