update data

docs/buildings/residence-albion.md

@@ -0,0 +1,45 @@
+# Residence (Albion)
+
+**Entity Type:** Building
+
+## Properties
+
+| Field | Value |
+|-------|-------|
+| Category | Celtic Residence |
+| Region | Albion |
+| Dimensions | 3x3 (4x4 with roads) |
+
+## Description
+
+Celtic residential building that houses population from Waders through Nobles. Upgrades as needs are met.
+
+## Costs
+
+**Build Cost:** 1 Timber
+
+**Maintenance:** None (generates tax income)
+
+## Population Tiers
+
+| Tier | English Name | Population |
+|------|--------------|------------|
+| Tier I | Waders | Variable |
+| Tier II | Smiths | Variable |
+| Tier III | Elders | Variable |
+| Tier IV | Nobles | Variable |
+
+## Placement
+
+| Requirement | Value |
+|-------------|-------|
+| Road Required | Yes |
+| Warehouse Required | Yes (for goods delivery) |
+
+## Notes
+
+Celtic residences can house either Celtic or Romanized population depending on the cultural buildings in range.
+
+## Related Buildings
+
+- [Residence (Latium)](./residence-latium.md)