Add checkout step and set working directory in CI

Introduces a repository checkout step and sets the working directory for Python setup and dependency installation steps in the documentation workflow. This ensures actions run in the correct context and improves reliability of the CI process.

Author: AccessiT3ch

.github/workflows/documentation.yml

@@ -24,6 +24,10 @@ jobs:
   run-tests:
     runs-on: ubuntu-latest
     steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          path: ${{ github.workspace }}
       - name: Set up Python
         uses: actions/setup-python@v4
         with:
@@ -44,10 +48,12 @@ jobs:
           pip install poetry==1.6.0
           poetry config virtualenvs.create false
           poetry config virtualenvs.in-project true
+        working-directory: ${{ github.workspace }}
 
       - name: Install dependencies
         run: |
           poetry install
+        working-directory: ${{ github.workspace }}
 
       - name: Run tests
         run: |