Fix dataset search and the runs list; add model logos; reclaim vertical space

Render tool calls properly, follow the Hub's theme, fix the model link

Support tool-calling datasets in preflight and preview

Show what a run will cost before the user starts it

Bring the docs and contract in line with what actually ships

Make it real: submit actual training jobs, read everything from the Hub

Hide unusable datasets; strip decoration throughout

Split model from training length, and surface runs in progress

Finetune Studio: no-code fine-tuning UI, fully mocked