e4388bcc

Extract streamingJPEGUploadBody helper

Move the multipart preamble and boundary wiring out of the oversized-upload
test into a helper that mirrors the other body-generating helpers in this
file.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

Agent Instructions

Each run corresponds to one flake attribute. Click a run for its logs and status.

Example: https://nix-ci.com/cb:mtlynch:little-moments/no-oversized-images/e4388bccfe9d9428cd39e307c59be73f5b1a7d76/a84caa7a-1f55-4ec5-ad4a-03b919078b02

Wait for suite to complete:

curl --netrc -N https://nix-ci.com/cb:mtlynch:little-moments/no-oversized-images/e4388bccfe9d9428cd39e307c59be73f5b1a7d76/wait

This page is also available in machine-friendly formats. Request one with the Accept header:

• curl --netrc -H 'Accept: application/json' https://nix-ci.com/cb:mtlynch:little-moments/no-oversized-images/e4388bccfe9d9428cd39e307c59be73f5b1a7d76
• curl --netrc -H 'Accept: text/markdown' https://nix-ci.com/cb:mtlynch:little-moments/no-oversized-images/e4388bccfe9d9428cd39e307c59be73f5b1a7d76

For more instructions, fetch https://nix-ci.com/instructions .