Save The Tree implementation and acceptance work in progress

Preserve production code, regression fixtures, audio assets and provenance, test infrastructure, and the original-completion plan and progress ledger. Final game and Windows acceptance remain pending; excluded local artifacts and native experiments are not part of this snapshot.

scripts/ui/supply_management_panel.gd

@@ -86,6 +86,7 @@ var selected_kitchen_id: StringName = &""
 var selected_tab: StringName = &"purchase"
 
 var _runtime: Variant
+var _audio_submitter := Callable()
 var _style_button: Callable
 var _report: Dictionary = {}
 var _quote: Dictionary = {}
@@ -282,7 +283,11 @@ func _refresh_purchase() -> void:
 	if catalog.is_empty() or warehouse.is_empty():
 		purchase_quote_label.text = "受入倉庫と品目を選んでください。"
 		return
-	purchase_quote_label.text = "単価 %dG / %s\n合計 %dG · 購入後 %dG" % [catalog.get(&"unit_price", 0), catalog.get(&"unit_name", "個"), _quote.get(&"total_cost", 0), _quote.get(&"cash_after", _report.get(&"cash", 0))]
+	if _quote.has(&"purchase_quote"):
+		var frozen: Dictionary = _quote[&"purchase_quote"]
+		purchase_quote_label.text = "基準単価 %dG / %s\n基準合計 %dG · ミミの仕入れ20%%割引\n合計 %dG · 購入後 %dG" % [frozen[&"base_unit_price"], catalog.get(&"unit_name", "個"), frozen[&"base_total"], frozen[&"effective_total"], _quote.get(&"cash_after", _report.get(&"cash", 0))]
+	else:
+		purchase_quote_label.text = "単価 %dG / %s\n合計 %dG · 購入後 %dG" % [catalog.get(&"unit_price", 0), catalog.get(&"unit_name", "個"), _quote.get(&"total_cost", 0), _quote.get(&"cash_after", _report.get(&"cash", 0))]
 	if not bool(_quote.get(&"ok", false)):
 		purchase_quote_label.text += "\n" + _reason_text(_quote.get(&"reason", &"UNAVAILABLE"))
 
@@ -323,7 +328,11 @@ func _refresh_auto_purchase(warehouse: Dictionary) -> void:
 	if int(row.get(&"deficit", 0)) > 0 and not quote.is_empty():
 		auto_purchase_status.text += "\n不足 %d · 今の購入見積 %dG" % [row[&"deficit"], quote.get(&"total_cost", 0)]
 	if row.get(&"last_result", &"") == &"PURCHASED":
-		auto_purchase_status.text += "\n前回入庫 %d個 · 代金 %dG（単価 %dG）" % [row[&"last_quantity"], row[&"last_total_cost"], row[&"last_unit_price"]]
+		if row.has(&"last_quote"):
+			var frozen: Dictionary = row[&"last_quote"]
+			auto_purchase_status.text += "\n前回入庫 %d個 · 基準合計 %dG · ミミの仕入れ20%%割引 · 代金 %dG" % [row[&"last_quantity"], frozen[&"base_total"], frozen[&"effective_total"]]
+		else:
+			auto_purchase_status.text += "\n前回入庫 %d個 · 代金 %dG（単価 %dG）" % [row[&"last_quantity"], row[&"last_total_cost"], row[&"last_unit_price"]]
 	if _auto_purchase_drafts.has(_auto_purchase_key()):
 		auto_purchase_status.text += "\n未保存の変更です。設定を保存すると反映します。"
 	auto_purchase_status.text += "\n在庫が減ると目標まで不足分を購入します。料金は手動購入と同じです。"
@@ -430,7 +439,7 @@ func _submit(type: StringName, payload: Dictionary) -> void:
 	var context := {&"type": type, &"payload": payload.duplicate(true)}
 	var key := StringName("%s%08d" % [KEY_PREFIX, _sequence])
 	_sequence += 1
-	var result: Variant = _runtime.call(&"submit_command", type, payload, &"player", StringName(payload.get(&"facility_id", payload.get(&"warehouse_id", &""))), 75, -1, key)
+	var result: Variant = _submit_ui_command(type, payload, &"player", StringName(payload.get(&"facility_id", payload.get(&"warehouse_id", &""))), 75, -1, key)
 	if result == null or not result.has_method(&"is_success"):
 		_set_result("操作に応答がありません。", false)
 		return
@@ -643,9 +652,9 @@ func _button(value: String, node_name: String, callback: Callable) -> Button:
 	button.text = value
 	button.custom_minimum_size.y = 30
 	button.add_theme_font_size_override("font_size", 13)
-	button.pressed.connect(callback)
 	if _style_button.is_valid():
 		_style_button.call(button)
+	button.pressed.connect(callback)
 	return button
 
 
@@ -670,3 +679,17 @@ func _spin(node_name: String, minimum: int, value: int) -> SpinBox:
 	spin.size_flags_horizontal = Control.SIZE_EXPAND_FILL
 	spin.custom_minimum_size.y = 30
 	return spin
+
+
+func configure_audio(submitter: Callable) -> void:
+	_audio_submitter = submitter
+
+
+func _submit_ui_command(
+	command_type: StringName, payload: Dictionary = {}, actor_id: StringName = &"player",
+	target_id: StringName = &"", priority := 0, execute_at := -1,
+	idempotency_key: StringName = &""
+) -> Variant:
+	if _audio_submitter.is_valid():
+		return _audio_submitter.call(command_type, payload, actor_id, target_id, priority, execute_at, idempotency_key)
+	return _runtime.call(&"submit_command", command_type, payload, actor_id, target_id, priority, execute_at, idempotency_key)