Simplify setup of virtualenvs

Author: adamtheturtle

.github/workflows/ci.yml

@@ -44,8 +44,8 @@ jobs:
           UV_CACHE_DIR: /home/runner/.cache/uv
         run: |
           curl -LsSf https://astral.sh/uv/install.sh | sh
-          uv venv /home/runner/.venv
-          source /home/runner/.venv/bin/activate
+          uv venv ${{ github.workspace }}/.venv
+          source ${{ github.workspace }}/.venv/bin/activate
           uv pip install --upgrade --editable .[dev]
 
       - name: "Lint"
@@ -55,7 +55,7 @@ jobs:
 
       - name: "Run tests"
         run: |
-          source /home/runner/.venv/bin/activate
+          source ${{ github.workspace }}/.venv/bin/activate
           # We run tests against "." and not the tests directory as we test the README
           # and documentation.
           pytest -s -vvv --cov-fail-under 100 --cov=src/ --cov=tests . --cov-report=xml

.github/workflows/windows-ci.yml

@@ -48,8 +48,6 @@ jobs:
           uv pip install --upgrade --editable .[dev]
 
       - name: "Run tests"
-        env:
-          VIRTUAL_ENV: ~\AppData\Local\.venv
         run: |
           ${{ github.workspace }}/.venv/Scripts/Activate.ps1
           # We run tests against "." and not the tests directory as we test the README