feat: let opportunity helpers act autonomously

tests/jajce_runtime_integration_test.gd

@@ -317,6 +317,30 @@ func _run() -> void:
 		),
 		"A real missing-wood fact should surface through wood-specific UI without a food cue"
 	)
+	witness.current_task = SimulationIds.ACTION_IDLE
+	witness.task_state = SimNPC.TASK_STATE_IDLE
+	witness.task_complete = true
+	witness.target_id = &""
+	witness.has_travel_target = false
+	witness.hunger = 20.0
+	witness.energy = 80.0
+	witness.mourning_ticks = 0
+	simulation_manager.simulate_tick()
+	var runtime_decision: ActionSelectionResult = simulation_manager.get_latest_decision(witness.id)
+	var helper_resource: ResourceStateRecord = simulation_manager.get_resource_state(
+		witness.target_id
+	)
+	_check(
+		(
+			runtime_decision != null
+			and runtime_decision.action_id == SimulationIds.ACTION_GATHER_WOOD
+			and "Responding to village need" in runtime_decision.reason
+			and witness.task_state == SimNPC.TASK_STATE_TRAVELING
+			and helper_resource != null
+			and helper_resource.get_reserved_by() == witness.id
+		),
+		"The runtime helper should autonomously enter normal target resolution and reservation"
+	)
 	contributor.add_inventory(SimulationIds.RESOURCE_WOOD, 1.0)
 	_check(
 		is_equal_approx(