initial commit

lib/validation/upload.ts

@@ -0,0 +1,18 @@
+import { z } from "zod"
+
+export const allowedImageContentTypes = ["image/jpeg", "image/png", "image/webp"] as const
+export const maxUploadSizeBytes = 10 * 1024 * 1024
+
+export const presignUploadSchema = z.object({
+  token: z.string().min(1),
+  filename: z.string().trim().min(1).max(255),
+  contentType: z.enum(allowedImageContentTypes),
+  sizeBytes: z.number().int().positive().max(maxUploadSizeBytes),
+})
+
+export const completeUploadSchema = presignUploadSchema.extend({
+  objectKey: z.string().min(1),
+})
+
+export type PresignUploadInput = z.infer<typeof presignUploadSchema>
+export type CompleteUploadInput = z.infer<typeof completeUploadSchema>