Try cleaner

.github/workflows/docs.yml

@@ -3,7 +3,6 @@ name: Deploy static content to Pages
 on:
   push:
     branches: ["main", "luc/test31"]
-
   workflow_dispatch:
 
 permissions:
@@ -16,20 +15,15 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
-  deploy:
-    environment:
-      name: github-pages
-      url: ${{ steps.deployment.outputs.page_url }}
+  build-docs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
         uses: actions/checkout@v3
       - name: Setup Graphviz
         uses: ts-graphviz/setup-graphviz@v1
-      - name: Setup Pages
-        uses: actions/configure-pages@v2
-      - uses: pdm-project/setup-pdm@v3
-        name: Setup PDM
+      - name: Setup PDM
+        uses: pdm-project/setup-pdm@v3
         with:
           python-version: 3.10.0
           architecture: x64
@@ -42,20 +36,29 @@ jobs:
         run: pdm install --plugins && pdm install -d -G ci && pdm torch install cpu
       - name: Build docs
         run: cd docs && make deploy
+      - name: Upload artifact
+        uses: actions/upload-artifact@v2
+        with:
+          name: doc-build
+          path: 'docs/_build/dirhtml'
 
-  deploy-and-upload:
+  deploy:
+    needs: build-docs
+    if: github.ref == 'refs/heads/main'
     environment:
       name: github-pages
       url: ${{ steps.deployment.outputs.page_url }}
     runs-on: ubuntu-latest
     steps:
-      - name: Upload artifact
-        if: github.ref == 'refs/heads/main'
-        uses: actions/upload-pages-artifact@v1
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Download artifact
+        uses: actions/download-artifact@v2
         with:
-          # Upload entire repository
+          name: doc-build
           path: 'docs/_build/dirhtml'
+      - name: Setup Pages
+        uses: actions/configure-pages@v2
       - name: Deploy to GitHub Pages
-        if: github.ref == 'refs/heads/main'
         id: deployment
         uses: actions/deploy-pages@v1