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* Co-authored-by: Anatoli Babenia <anatoli@rainforce.org>
Co-authored-by: Maas Lalani <maas@lalani.dev>

This fixes issues with blob file names that contain ':' characters to be rejected by file systems that do not support them.

* allow for a configurable ollama models directory

- set OLLAMA_MODELS in the environment that ollama is running in to change where model files are stored
- update docs
Co-Authored-By: Jeffrey Morgan <jmorganca@gmail.com>
Co-Authored-By: Jay Nakrani <dhananjaynakrani@gmail.com>
Co-Authored-By: Akhil Acharya <akhilcacharya@gmail.com>
Co-Authored-By: Sasha Devol <sasha.devol@protonmail.com>