feat(I): I-APPR-LOOP — agent loop human-in-the-loop approval integration (require_approval + approval_tools params, ApprovalRequest creation, workstream notification, pause loop), 8 tests passing

tests/test_phase_i_integration.py

@@ -93,3 +93,29 @@ class TestIntegrationTools:
             )
             assert result["error"] == "Instance not found"
             assert result["status"] == "not_found"
+
+
+# ─── I-APPR-LOOP: Agent Loop Human-in-the-Loop Approval ──────────────────────
+
+
+class TestAgentLoopApproval:
+    """Test the I-APPR-LOOP approval integration in run_react_loop."""
+
+    def test_run_react_loop_has_approval_params(self):
+        """run_react_loop has require_approval and approval_tools parameters."""
+        import inspect
+        from app.ai.agent_loop import run_react_loop
+
+        sig = inspect.signature(run_react_loop)
+        assert "require_approval" in sig.parameters
+        assert "approval_tools" in sig.parameters
+        assert sig.parameters["require_approval"].default is False
+        assert sig.parameters["approval_tools"].default is None
+
+    def test_react_result_has_waiting_for_approval_status(self):
+        """ReActResult supports waiting_for_approval status."""
+        from app.ai.agent_loop import ReActResult
+
+        result = ReActResult(final_content="", status="waiting_for_approval")
+        assert result.status == "waiting_for_approval"
+        assert result.final_content == ""