Feat[BE-297]: Create sub module inventory product stock; create api list product stock and api get one product stock

internal/modules/inventory/product-stocks/validations/product-stock.validation.go

@@ -0,0 +1,15 @@
+package validation
+
+type Create struct {
+	Name   string `json:"name" validate:"required_strict,min=3"`
+}
+
+type Update struct {
+	Name   *string `json:"name,omitempty" validate:"omitempty"`
+}
+
+type Query struct {
+	Page   int    `query:"page" validate:"omitempty,number,min=1,gt=0"`
+	Limit  int    `query:"limit" validate:"omitempty,number,min=1,max=100,gt=0"`
+	Search string `query:"search" validate:"omitempty,max=50"`
+}