fix(inventory): count only installation and subinstallation instances

api-v3/src/database/migrations/1790087100000-f5-inventory-physical-instance.ts

@@ -15,7 +15,7 @@ export class F5InventoryPhysicalInstance1790087100000 implements MigrationInterf
     `);
     await queryRunner.query(`
       COMMENT ON COLUMN assets.is_inventory_instance IS
-      'True only for a concrete Inventory instance. Company, Area, Yacimiento and historical/context records remain structural.'
+      'True only for a concrete Instalacion/Subinstalacion instance. Empresa, Area and Yacimiento are structural/context masters.'
     `);
 
     await queryRunner.query(`
@@ -24,24 +24,21 @@ export class F5InventoryPhysicalInstance1790087100000 implements MigrationInterf
       LANGUAGE plpgsql
       AS $$
       DECLARE
-        role_value varchar;
         type_code varchar;
       BEGIN
-        SELECT operational_role, lower(code)
-        INTO role_value, type_code
+        SELECT lower(code)
+        INTO type_code
         FROM asset_types
         WHERE id = NEW.asset_type_id;
 
-        NEW.is_inventory_instance :=
-          role_value = 'GENERIC'
-          AND COALESCE(type_code, '') NOT IN ('area', 'yacimiento', 'empresa', 'company');
+        NEW.is_inventory_instance := COALESCE(type_code, '') IN ('instalacion', 'subinstalacion');
         RETURN NEW;
       END;
       $$
     `);
     await queryRunner.query(`
       CREATE TRIGGER trg_assets_classify_inventory_instance
-      BEFORE INSERT ON assets
+      BEFORE INSERT OR UPDATE OF asset_type_id ON assets
       FOR EACH ROW EXECUTE FUNCTION classify_new_asset_inventory_instance()
     `);
   }