feat: add stock keeping units management

- Created migration to drop `type` column from `stock_keeping_units` table.
- Added `Guild` model to Prisma schema.
- Implemented `BusinessActivitiesQueryService` for querying business activities.
- Developed `GoodsSharedService` for handling goods creation and updates.
- Introduced DTOs for creating and updating stock keeping units.
- Created controller and service for managing stock keeping units.
- Implemented response DTOs for stock keeping units service.
- Established module for stock keeping units management.

prisma/schema/good_service/guilds.prisma

@@ -0,0 +1,15 @@
+model Guild {
+  id               String              @id @default(ulid())
+  name             String
+  invoice_template InvoiceTemplateType
+  code             String?
+
+  created_at DateTime @default(now()) @db.Timestamp(0)
+  updated_at DateTime @updatedAt() @db.Timestamp(0)
+
+  business_activities BusinessActivity[]
+  good_categories     GoodCategory[]
+  stockKeepingUnits   StockKeepingUnits[]
+
+  @@map("guilds")
+}

prisma/schema/good_service/sku.prisma

@@ -1,11 +1,13 @@
 model StockKeepingUnits {
-  id          String       @id @default(ulid())
-  code        String       @unique
+  id          String  @id @default(ulid())
+  code        String  @unique
   name        String
-  VAT         Decimal      @db.Decimal(5, 2)
-  type        SKUGuildType
-  is_public   Boolean      @default(true)
-  is_domestic Boolean      @default(false)
+  VAT         Decimal @db.Decimal(5, 2)
+  is_public   Boolean @default(true)
+  is_domestic Boolean @default(false)
+
+  guild_id String
+  guild    Guild  @relation(fields: [guild_id], references: [id])
 
   created_at DateTime @default(now()) @db.Timestamp(0)
   updated_at DateTime @updatedAt() @db.Timestamp(0)