Updated pages Action to install necessary dependences

.github/workflows/gh-pages.yml

@@ -21,14 +21,20 @@ jobs:
         with:
           python-version: '3.x'
 
+      - name: Add conda to system path
+        run: |
+          # $CONDA is an environment variable pointing to the root of the miniconda directory
+          echo $CONDA/bin >> $GITHUB_PATH
+
       - name: Install dependencies
         run: |
+          conda env update --file environment.yml --name base
           pip install sphinx sphinx_rtd_theme
 
       - name: Build the documentation
         run: |
           sphinx-apidoc -o ./docs/source/ protac_degradation_predictor
-          sphinx-build ./docs ./docs/_build/html
+          sphinx-build -E ./docs ./docs/_build/html
 
       - name: Deploy to GitHub Pages
         uses: peaceiris/actions-gh-pages@v3