Upload Banner

Upload a new banner via multipart form upload.

Behavior

Accepts .png, .jpg, .webp, .gif up to 30 MB.
Banner keeps its original aspect ratio (no crop).
Stored under banners/{userId}/ on the Snipp CDN.
Sets the field on your profile automatically. No follow-up /profile call required.

curl -X POST "https://relay.snipp.gg/profile/banner" \
  -H "relay-key: YOUR_RELAY_KEY" \
  -F "file=@banner.png"

{
  "url": "https://i.snipp.gg/banners/123456789012345678/banner.png",
  "type": "banner"
}