docs: improve contrib

Author: andrzejnovak

CONTRIBUTING.md

@@ -2,59 +2,56 @@
 
 We are happy to accept contributions to `mplhep` via Pull Requests to the GitHub repo. To get started fork the repo.
 
-## Pull Requests
-
-### Pull Requests Procedure
-
-If you would like to make a pull request please:
-
-1. Make a fork of the project
-2. Install `pre-commit` and the project's `pre-commit` hooks
-3. Commit your changes to a feature branch of your fork push to your branch
-4. Test your changes with `pytest`
-5. Make a PR
-
 ## Bug Reports
 
-TBD.
+Please open an issue.
 
 ## Installing the development environment
 
 ```
 python -m pip install --upgrade --editable ".[all]"
 ```
 
-<!-- To make the PR process much smoother we also strongly recommend that you setup the Git pre-commit hook for [Black](https://github.com/psf/black) by running
+Also conveniently accessible as `bash install.sh`. 
 
-```
-pre-commit install
-```
+## Pull Requests
 
-This will run `black` over your code each time you attempt to make a commit and warn you if there is an error, canceling the commit. -->
+### Pull Requests Procedure
 
-## Running the tests
+If you would like to make a pull request please:
+
+1. Make a fork of the project
+2. Clone your fork locally 
+3. Install `pre-commit` and the project's `pre-commit` hooks
+4. Test your changes with `pytest`
+5. Commit your changes to a feature branch of your fork, push to your branch
+6. Make a PR
+
+### Running the tests
 
 You can run the unit tests (which should be fast!) via the following command.
 
 ```bash
 pytest --mpl --ignore=tests/test_notebooks.py
 ```
 
-Note: This ignores the notebook tests (which are run via [papermill](https://github.com/nteract/papermill) which run somewhat slow.
+Note: This ignores the notebook tests (which are run via [papermill](https://github.com/nteract/papermill) and run somewhat slow.
 Make sure to run the complete suite before submitting a PR
 
 ```bash
 pytest --mpl
 ```
 
-## Making a pull request
+### Making a pull request
 
-We try to follow [Conventional Commit](https://www.conventionalcommits.org/) for commit messages and PR titles. Since we merge PR's using squash commits, it's fine if the final commit messages (proposed in the PR body) follow this convention.
+We follow [Conventional Commit](https://www.conventionalcommits.org/) for commit messages and PR titles. Since we merge PR's using squash commits, it's fine if the final commit messages (proposed in the PR body) follow this convention.
 
-## Generating Reference Visuals
+### Generating Reference Visuals
 
-If you modified expected outcomes of the test. New baseline visuals can be generated using this command:
+If you modified expected outcomes of the tests. New baseline visuals can be generated using this command:
 
 ```bash
 pytest --mpl-generate-path=tests/baseline
 ```
+
+Only include the actually modified baseline images in your PR! Running `git add -a` and the like will sometimes result in including images which are visually identially but not the same bit-wise.

install.sh

@@ -0,0 +1 @@
+python -m pip install --upgrade --editable ".[all]"