feat: added recursive goal mapping and tests

ref: N25B-400

test/unit/agents/user_interrupt/test_user_interrupt.py

@@ -527,3 +527,53 @@ async def test_send_experiment_control_unknown(agent):
     agent.send.assert_awaited()
     msg = agent.send.call_args[0][0]
     assert msg.thread == ""
+
+
+@pytest.mark.asyncio
+async def test_create_mapping_recursive_goals(agent):
+    """Verify that nested subgoals are correctly registered in the mapping."""
+    import uuid
+
+    # 1. Setup IDs
+    parent_goal_id = uuid.uuid4()
+    child_goal_id = uuid.uuid4()
+
+    # 2. Create the child goal
+    child_goal = Goal(
+        id=child_goal_id,
+        name="child_goal",
+        description="I am a subgoal",
+        plan=Plan(id=uuid.uuid4(), name="p_child", steps=[]),
+    )
+
+    # 3. Create the parent goal and put the child goal inside its plan steps
+    parent_goal = Goal(
+        id=parent_goal_id,
+        name="parent_goal",
+        description="I am a parent",
+        plan=Plan(id=uuid.uuid4(), name="p_parent", steps=[child_goal]),  # Nested here
+    )
+
+    # 4. Build the program
+    phase = Phase(
+        id=uuid.uuid4(),
+        name="phase1",
+        norms=[],
+        goals=[parent_goal],  # Only the parent is top-level
+        triggers=[],
+    )
+    prog = Program(phases=[phase])
+
+    # 5. Execute mapping
+    msg = InternalMessage(to="me", thread="new_program", body=prog.model_dump_json())
+    await agent.handle_message(msg)
+
+    # 6. Assertions
+    # Check parent
+    assert str(parent_goal_id) in agent._goal_map
+    assert agent._goal_map[str(parent_goal_id)] == "parent_goal"
+
+    # Check child (This confirms the recursion worked)
+    assert str(child_goal_id) in agent._goal_map
+    assert agent._goal_map[str(child_goal_id)] == "child_goal"
+    assert agent._goal_reverse_map["child_goal"] == str(child_goal_id)