Record original-alignment implementation and traceability checkpoint

Capture current source, content data, tests, asset licenses, and original-specification traceability. Original implementation remains incomplete. The accepted matching UI generation passed 154 suites and 12,253 checks, with eight rendered staff-contract screens reviewed. Latest native Windows and full-original acceptance remain outstanding.

tests/fixtures/legacy_staff_dormitory.tres

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+[gd_resource type="Resource" script_class="FacilityDefinition" load_steps=2 format=3]
+
+[ext_resource type="Script" path="res://scripts/data/facility_definition.gd" id="1"]
+
+[resource]
+script = ExtResource("1")
+id = &"staff_dormitory"
+display_name = "従業員宿舎"
+description = "勤務の合間に従業員が睡眠と長時間休息を取るBACK居住区画。"
+zone = 1
+layer = 1
+footprint = Vector2i(4, 2)
+construction_cost = {&"gold": 650, &"materials": 8}
+build_minutes = 150
+weight_per_cell = 1
+maintenance_mana = 1
+power_priority = 35
+staff_min = 0
+staff_max = 0
+capacity = 12
+queue_capacity = 0
+base_service_minutes = 360
+base_quality = 58
+base_price = 0
+tags = Array[StringName]([&"back_of_house", &"expansion", &"recovery", &"staff_only", &"staff_support"])