fix(p0): secure agent revocation and R6 worker queue

tests/unit/test_safety_checks_provider.py

@@ -26,6 +26,15 @@ def test_only_declarative_when_no_safety_level():
     assert payload.checks[0]["source"] == "declarative"
 
 
+def test_default_pause_message_is_structured_not_validation_required():
+    """Fallback humain: jamais 'Validation requise' seul."""
+    payload = build_pause_payload({"type": "pause_for_human", "parameters": {}}, {}, last_screenshot=None)
+    lines = payload.message.splitlines()
+    assert len(lines) == 4
+    assert lines[0].startswith("J'essaie de :")
+    assert "Validation requise" not in payload.message
+
+
 def test_hybrid_appends_llm_checks_on_medical_critical(monkeypatch):
     """safety_level=medical_critical → LLM appelé, checks concaténés."""
     decl = [{"id": "c1", "label": "Vérifier IPP", "required": True}]