feat(ml): export clip models to ONNX and host models on Hugging Face (#4700)

* export clip models

* export to hf

refactored export code

* export mclip, general refactoring

cleanup

* updated conda deps

* do transforms with pillow and numpy, add tokenization config to export, general refactoring

* moved conda dockerfile, re-added poetry

* minor fixes

* updated link

* updated tests

* removed `requirements.txt` from workflow

* fixed mimalloc path

* removed torchvision

* cleaner np typing

* review suggestions

* update default model name

* update test

machine-learning/export/env.dev.yaml

@@ -0,0 +1,15 @@
+name: base
+channels:
+  - conda-forge
+platforms:
+  - linux-64
+  - linux-aarch64
+dependencies:
+  - black
+  - conda-lock
+  - mypy
+  - pytest
+  - pytest-cov
+  - pytest-mock
+  - ruff
+category: dev