docs/specs/pbs/PRs para Junie.md

@@ -12,6 +12,7 @@
 > * Each PR must include tests.
 > * No speculative features.
 > * Follow the `Prometeu Base Script (PBS) - Implementation Spec`.
+> * Do not touch any other places in the codebase just frontend. If you need to touch other places, request it with comment/output in the PR.
 
 ---
 
@@ -20,12 +21,12 @@
 * PBS is the **primary language**.
 * Frontend is implemented **before** runtime integration.
 * Architecture uses **two IR layers**:
-
     * **Core IR** (PBS-semantic, typed, resolved)
     * **VM IR** (stack-based, backend-friendly)
 * VM IR remains simple and stable.
 * Lowering is explicit and testable.
 
+
 ---
 
 # PR-01 — ProjectConfig and Frontend Selection