add dependabot to prevent ending up with deprecated actions (#41)

* add dependabot to prevent ending up with deprecated actions

* update action versions

Author: OriolAbril

.github/dependabot.yml

@@ -0,0 +1,6 @@
+version: 2
+updates:
+- package-ecosystem: "github-actions"
+  directory: "/"
+  schedule:
+    interval: "monthly"

.github/workflows/circleci.yml

@@ -14,7 +14,7 @@ jobs:
     steps:
       - name: GitHub Action step
         id: step1
-        uses: larsoner/circleci-artifacts-redirector-action@master
+        uses: scientific-python/circleci-artifacts-redirector-action@v1
         with:
           repo-token: ${{ secrets.GITHUB_TOKEN }}
           api-token: ${{ secrets.CIRCLECI_TOKEN }}

.github/workflows/pages.yml

@@ -29,23 +29,23 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Setup Python
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: '3.10'
       - name: Setup website
-        uses: actions/configure-pages@v2
+        uses: actions/configure-pages@v5
       - name: Build project docs
         run: |
           pip install -r requirements.txt
           WEBSITE_LANGUAGE=en sphinx-build unconference unconference/_build/en -b html
           WEBSITE_LANGUAGE=es sphinx-build unconference unconference/_build/es -b html
           cp index.html unconference/_build/
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v1
+        uses: actions/upload-pages-artifact@v3
         with:
           path: 'unconference/_build'
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v1
+        uses: actions/deploy-pages@v4