Add python environment variables to workflows

[paddyroddy]

Fixes #162

[deprecated-napari-hub-preview-bot[bot]]

Preview page for your plugin is ready here: https://preview.napari-hub.org/quantumjot/BayesianTracker/222 Updated: 2023-03-10T10:33:03.780021

[paddyroddy]

Not what I had originally in mind, but I've gone off the idea, and this will mean one fewer thing to change for new versions. It doesn't matter what version is used for running pre-commit.

[codecov-commenter]

Codecov Report

Patch coverage has no change and project coverage change: +0.12 :tada:

Comparison is base (ea0850b) 82.50% compared to head (6d76d31) 82.63%.

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Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #222 +/- ## ========================================== + Coverage 82.50% 82.63% +0.12% ========================================== Files 19 19 Lines 1549 1549 Branches 269 269 ========================================== + Hits 1278 1280 +2 + Misses 194 193 -1 + Partials 77 76 -1 ``` [see 1 file with indirect coverage changes](https://codecov.io/gh/quantumjot/BayesianTracker/pull/222/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Alan+R+Lowe) Help us with your feedback. Take ten seconds to tell us [how you rate us](https://about.codecov.io/nps?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Alan+R+Lowe). Have a feature suggestion? [Share it here.](https://app.codecov.io/gh/feedback/?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Alan+R+Lowe)

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[paddyroddy]

nice, it makes sense to cache these things

Not what I had originally in mind, but I've gone off the idea

just wondering why you've gone off the idea?

It was to do with the fact that you can't use environment variables within matrix of a github workflow, unfortunately.