POST /v1/uploads/sign

Request:

POST https://api.dropkit.app/v1/uploads/sign
Authorization: Bearer pk_live_...
Content-Type: application/json

{ "name": "photo.jpg", "size": 12345, "mime": "image/jpeg" }

Response:

{
  "fileId": "abc123...",
  "uploadUrl": "https://storage.dropkit.app/...",
  "uploadHeaders": { "content-type": "image/jpeg" },
  "publicUrl": "https://cdn.dropkit.app/abc123...",
  "expiresAt": 1700000000000
}

Then PUT the file bytes directly to uploadUrl with the provided headers. Your bytes never pass through our API.