fix(skill-commands): restore platform resolver after rebase

Author: LeonSGP43

agent/skill_commands.py

@@ -25,6 +25,20 @@
 # Patterns for sanitizing skill names into clean hyphen-separated slugs.
 _SKILL_INVALID_CHARS = re.compile(r"[^a-z0-9-]")
 _SKILL_MULTI_HYPHEN = re.compile(r"-{2,}")
+
+
+def _resolve_skill_commands_platform() -> Optional[str]:
+    """Return the current platform scope used for disabled-skill filtering."""
+    try:
+        from gateway.session_context import get_session_env
+
+        resolved_platform = (
+            os.getenv("HERMES_PLATFORM")
+            or get_session_env("HERMES_SESSION_PLATFORM")
+        )
+    except Exception:
+        resolved_platform = os.getenv("HERMES_PLATFORM")
+    return resolved_platform or None
 def _load_skill_payload(skill_identifier: str, task_id: str | None = None) -> tuple[dict[str, Any], Path | None, str] | None:
     """Load a skill by name/path and return (loaded_payload, skill_dir, display_name)."""
     raw_identifier = (skill_identifier or "").strip()