chore: import upstream snapshot with attribution

apps/sim/lib/api/contracts/file-uploads.ts

@@ -0,0 +1,88 @@
+import { z } from 'zod'
+import { defineRouteContract } from '@/lib/api/contracts/types'
+
+export const fileUploadTypeSchema = z.enum([
+  'knowledge-base',
+  'chat',
+  'copilot',
+  'profile-pictures',
+])
+
+export const fileUploadTypeQuerySchema = z.object({
+  type: fileUploadTypeSchema,
+})
+
+export const presignedUploadBodySchema = z
+  .object({
+    fileName: z.string().optional(),
+    contentType: z.string().optional(),
+    fileSize: z.number().optional(),
+    userId: z.string().optional(),
+    chatId: z.string().optional(),
+  })
+  .passthrough()
+
+export const batchPresignedUploadBodySchema = z
+  .object({
+    files: z
+      .array(
+        z
+          .object({
+            fileName: z.string().optional(),
+            contentType: z.string().optional(),
+            fileSize: z.number().optional(),
+          })
+          .passthrough()
+      )
+      .optional(),
+  })
+  .passthrough()
+
+export const presignedFileInfoSchema = z
+  .object({
+    path: z.string(),
+    key: z.string(),
+    name: z.string(),
+    size: z.number(),
+    type: z.string(),
+  })
+  .passthrough()
+
+export const presignedUploadResponseSchema = z
+  .object({
+    fileName: z.string(),
+    presignedUrl: z.string(),
+    fileInfo: presignedFileInfoSchema,
+    uploadHeaders: z.record(z.string(), z.string()).optional(),
+    directUploadSupported: z.boolean(),
+  })
+  .passthrough()
+
+export const batchPresignedUploadResponseSchema = z
+  .object({
+    files: z.array(presignedUploadResponseSchema),
+    directUploadSupported: z.boolean(),
+  })
+  .passthrough()
+
+export const createPresignedUploadContract = defineRouteContract({
+  method: 'POST',
+  path: '/api/files/presigned',
+  query: fileUploadTypeQuerySchema,
+  body: presignedUploadBodySchema,
+  response: {
+    mode: 'json',
+    schema: presignedUploadResponseSchema,
+  },
+})
+
+export const createBatchPresignedUploadContract = defineRouteContract({
+  method: 'POST',
+  path: '/api/files/presigned/batch',
+  query: fileUploadTypeQuerySchema,
+  body: batchPresignedUploadBodySchema,
+  response: {
+    mode: 'json',
+    schema: batchPresignedUploadResponseSchema,
+  },
+})