bug: `cortex` `run` or `pull` redownloads existing model multiple times

[gabrielle-ong]

Cortex version

cortex run redownloads existing model multiple times

Describe the Bug

2 issues (see screenshot)

• tinyllama:gguf is already downloaded
• cortex run tinyllama:gguf is successful
• Issue 1: cortex run tinyllama -> Select gguf initiates downloading model.gguf
• Issue 2: Re-download model? N -> re-downloads model again (twice)

Steps to Reproduce

No response

Screenshots / Logs

What is your OS?

• MacOS
• Windows
• Linux

What engine are you running?

• cortex.llamacpp (default)
• cortex.tensorrt-llm (Nvidia GPUs)
• cortex.onnx (NPUs, DirectML)

[gabrielle-ong]

Also seen with cortex pull

[gabrielle-ong]

Still happening on v123

[gabrielle-ong]

Probably also linked to:

continue download? [Y/n] n -> I expect it not to download the model, But it retriggers download

[nguyenhoangthuan99]

Related PR #1361

When chose not to re-download/continue download, disable log downloaded successfully