fix: use correct license-files property in pyproject.toml (#117)

* also add an install test to hopefully catch stuff like this

Author: jsstevenson

.github/workflows/checks.yaml

@@ -10,9 +10,21 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@v5
 
+      - name: Install uv
+        uses: astral-sh/setup-uv@v6
+
+      - name: Activate venv
+        run: uv venv
+
       - name: Install dependencies
         run: |
-          python3 -m pip install -r requirements.txt
+          uv pip install -r requirements.txt
 
       - name: Attempt build
-        run: python3 -m cookiecutter --no-input python/
+        run: uv run cookiecutter --no-input python/
+
+      - name: Attempt installation
+        run: uv sync --all-extras
+        working-directory: wagner_lab_project/
+        env:
+          SETUPTOOLS_SCM_PRETEND_VERSION: 0.0.1

python/{{cookiecutter.project_slug}}/pyproject.toml

@@ -17,7 +17,7 @@ classifiers = [
 requires-python = ">=3.11"
 description = "{{ cookiecutter.description }}"
 license = "MIT"
-license_files = ["LICENSE"]
+license-files = ["LICENSE"]
 dependencies = [
 {%- if cookiecutter.add_cli %}
     "click",