Phase 1C: Frontend unified contact UI

app/services/address_service.py

@@ -13,7 +13,7 @@ from app.core.audit import log_audit
 from app.models.address import Address
 
 
-VALID_ENTITY_TYPES = {"company", "contact"}
+VALID_ENTITY_TYPES = {"contact"}
 VALID_ADDRESS_TYPES = {"billing", "shipping", "headquarters", "branch", "private", "other"}
 
 
@@ -206,7 +206,7 @@ async def migrate_existing_addresses(db: AsyncSession) -> int:
         existing = await db.execute(
             select(Address).where(
                 Address.tenant_id == company.tenant_id,
-                Address.entity_type == "company",
+                Address.entity_type == "contact",
                 Address.entity_id == company.id,
                 Address.address_type == "headquarters",
                 Address.deleted_at.is_(None),
@@ -217,7 +217,7 @@ async def migrate_existing_addresses(db: AsyncSession) -> int:
 
         addr = Address(
             tenant_id=company.tenant_id,
-            entity_type="company",
+            entity_type="contact",
             entity_id=company.id,
             label="Hauptsitz",
             address_type="headquarters",