Prototype foundation
ShippedGoal — Prove the end-to-end flow: form input → Vertex AI Imagen 4 Ultra → preview → download.
Considerations
- All-in-One AI generation confirmed (logo, text and UI baked into the image).
- No auth, no approval — internal prototype only.
- Blob acts as metadata + asset store for speed of iteration.
4-step create wizard
Content type → size → slot fields → review.
Outcome: Marketing can submit a brief in under 60 seconds.
Imagen 4 Ultra client
Service-account OAuth, parallel variant fan-out (sampleCount=1).
Outcome: 3–4 variants returned per job.
CI-driven prompt builder
6-block assembly: style, subject, composition, lighting, color, negatives.
Outcome: Prompts stay on-brand automatically.



