Consolidate documentation workflow

Author: benjeffery

.github/workflows/docs.yml

@@ -1,49 +1,13 @@
 name: Build Docs
-
 on:
   pull_request:
   push:
     branches: [main]
     tags:
       - '*'
   merge_group:
-
-env:
-  COMMIT_EMAIL: ben.jeffery.well+adminbot@gmail.com
-  OWNER: tskit-dev
-  REPO: tsdate
-  REQUIREMENTS: docs/requirements.txt
-
 jobs:
-  build-deploy-docs:
-    name: Docs
-    runs-on: ubuntu-24.04
-    steps:
-      - name: Cancel Previous Runs
-        uses: styfle/cancel-workflow-action@0.12.1
-        with:
-          access_token: ${{ github.token }}
-
-      - uses: actions/checkout@v4.2.2
-
-      - uses: actions/setup-python@v5.4.0
-        with:
-          python-version: "3.10"
-          cache: 'pip'
-
-      - name: Create venv and install deps
-        run: |
-          pip install --upgrade pip wheel
-          pip install -r ${{env.REQUIREMENTS}} --no-binary tsinfer        
-
-      - name: Build Docs
-        run: |
-          make -C docs
-
-      - name: Trigger docs site rebuild
-        if: github.ref == 'refs/heads/main'
-        run: |
-          curl -X POST https://api.github.com/repos/tskit-dev/tskit-site/dispatches \
-                    -H 'Accept: application/vnd.github.everest-preview+json' \
-                    -u AdminBot-tskit:${{ secrets.ADMINBOT_TOKEN }} \
-                    --data '{"event_type":"build-docs"}'
+  Docs:
+    uses: tskit-dev/.github/.github/workflows/docs-build-template.yml@main
+    with:
+      requirements-path: docs/requirements.txt