Add objective progress tracker

tools/smoke_objective_progress.gd

@@ -0,0 +1,72 @@
+extends SceneTree
+
+const BattleStateScript := preload("res://scripts/core/battle_state.gd")
+
+
+func _init() -> void:
+	var failures: Array[String] = []
+
+	_check_contains(
+		failures,
+		"001 HUD progress",
+		_progress_text("res://data/scenarios/001_yellow_turbans.json", false),
+		"Enemies defeated 0/"
+	)
+	_check_contains(
+		failures,
+		"001 briefing progress",
+		_progress_text("res://data/scenarios/001_yellow_turbans.json", true),
+		"Allies remaining"
+	)
+	_check_contains(
+		failures,
+		"002 gated victory progress",
+		_progress_text("res://data/scenarios/002_sishui_gate.json", false),
+		"Objective unlocks on Turn 2"
+	)
+	_check_contains(
+		failures,
+		"002 pending enemy progress",
+		_progress_text("res://data/scenarios/002_sishui_gate.json", false),
+		"Enemies defeated 0/"
+	)
+	_check_contains(
+		failures,
+		"007 destination progress",
+		_progress_text("res://data/scenarios/007_xian_emperor_escort.json", false),
+		"Destination (14, 5): not reached"
+	)
+	_check_contains(
+		failures,
+		"007 protected-unit risk progress",
+		_progress_text("res://data/scenarios/007_xian_emperor_escort.json", true),
+		"Imperial Envoy safe"
+	)
+	_check_contains(
+		failures,
+		"045 gated destination progress",
+		_progress_text("res://data/scenarios/045_fancheng_relief.json", false),
+		"Reach (10, 5): not reached"
+	)
+
+	if failures.is_empty():
+		print("objective progress smoke ok")
+		quit(0)
+		return
+
+	for failure in failures:
+		push_error(failure)
+	quit(1)
+
+
+func _progress_text(path: String, include_defeat_risks: bool) -> String:
+	var state = BattleStateScript.new()
+	if not state.load_battle(path):
+		return "<load failed: %s>" % path
+	return state.get_objective_progress_text(include_defeat_risks)
+
+
+func _check_contains(failures: Array[String], label: String, text: String, expected: String) -> void:
+	if text.contains(expected):
+		return
+	failures.append("%s expected `%s` in `%s`" % [label, expected, text])