feat(dashboard,types,js-sdk,ui): Tax Regions UI (#7935)

packages/medusa/src/api/admin/tax-rates/validators.ts

@@ -48,7 +48,7 @@ export const AdminCreateTaxRate = z.object({
 export type AdminUpdateTaxRateType = z.infer<typeof AdminUpdateTaxRate>
 export const AdminUpdateTaxRate = z.object({
   rate: z.number().optional(),
-  code: z.string().optional(),
+  code: z.string().nullish(),
   rules: z.array(AdminCreateTaxRateRule).optional(),
   name: z.string().optional(),
   is_default: z.boolean().optional(),

packages/medusa/src/api/admin/tax-regions/validators.ts

@@ -48,9 +48,7 @@ export const AdminCreateTaxRegion = z.object({
       rate: z.number().optional(),
       code: z.string().optional(),
       name: z.string(),
-      is_combinable: z
-        .union([z.literal("true"), z.literal("false")])
-        .optional(),
+      is_combinable: z.boolean().optional(),
       metadata: z.record(z.unknown()).nullish(),
     })
     .optional(),