feat: add asset ID history API

backend/app/inventory/models.py

@@ -43,6 +43,14 @@ class InventoryMinerDetail(InventoryMinerSummary):
     first_seen_at: datetime | None = None
 
 
+class InventoryAssetIDHistoryEntry(BaseModel):
+    old_asset_id: str | None = None
+    new_asset_id: str
+    changed_at: datetime
+    changed_by: UUID
+    changed_by_display_name: str
+
+
 class InventoryCreateRequest(BaseModel):
     asset_id: str = Field(min_length=1, max_length=120)
     current_mac: str | None = Field(default=None, max_length=64)
@@ -112,3 +120,9 @@ class InventoryMinerDetailResponse(BaseModel):
     data: InventoryMinerDetail
     meta: dict[str, object] = Field(default_factory=dict)
     error: None = None
+
+
+class InventoryAssetIDHistoryResponse(BaseModel):
+    data: list[InventoryAssetIDHistoryEntry]
+    meta: dict[str, object] = Field(default_factory=dict)
+    error: None = None