docs: add use docling (#150)

---------

Signed-off-by: Michele Dolfi <dol@zurich.ibm.com>
Signed-off-by: Panos Vagenas <35837085+vagenas@users.noreply.github.com>
Co-authored-by: Panos Vagenas <35837085+vagenas@users.noreply.github.com>

.github/workflows/docs.yml

@@ -0,0 +1,28 @@
+on:
+    workflow_call:
+        inputs:
+            deploy:
+                type: boolean
+                description: "If true, the docs will be deployed."
+                default: false
+
+jobs:
+    run-docs:
+        runs-on: ubuntu-latest
+        steps:
+        - uses: actions/checkout@v4
+        - name: Install poetry
+          run: pipx install poetry==1.8.3
+          shell: bash
+        - uses: actions/setup-python@v5
+          with:
+              cache: 'poetry'
+        - name: Install dependencies
+          run: poetry install --only docs
+          shell: bash
+        - name: Build docs
+          run: poetry run mkdocs build --verbose --clean
+        - name: Build and push docs
+          if: inputs.deploy
+          run: poetry run mkdocs gh-deploy --force
+