fix docs deploy

.gitea/workflows/build-deploy-docs.yml

@@ -57,9 +57,8 @@ jobs:
         run: |
           uv venv
           uv pip install mkdocs-material
-          ls -la
       - name: Build Docs
-        run: mkdocs build
+        run: .venv/bin/mkdocs build
       - name: Build Docker Image
         run: |
           docker build -f Dockerfile.docs-site -t registry.botforge.biz/${{ vars.STACK_NAME }} .