docs: run zensical in readthedocs build

Author: tobiasraabe

.readthedocs.yaml

@@ -9,11 +9,17 @@ build:
   tools:
     python: "3.13"
   jobs:
-      pre_create_environment:
-         - asdf plugin add uv
-         - asdf install uv latest
-         - asdf global uv latest
-      create_environment:
-         - uv venv "${READTHEDOCS_VIRTUALENV_PATH}"
-      install:
-         - UV_PROJECT_ENVIRONMENT="${READTHEDOCS_VIRTUALENV_PATH}" uv sync --frozen --group docs
+    pre_create_environment:
+      - asdf plugin add uv
+      - asdf install uv latest
+      - asdf global uv latest
+    create_environment:
+      - uv venv "${READTHEDOCS_VIRTUALENV_PATH}"
+    install:
+      - UV_PROJECT_ENVIRONMENT="${READTHEDOCS_VIRTUALENV_PATH}" uv sync --frozen --group docs
+    build:
+      html:
+        - UV_PROJECT_ENVIRONMENT="${READTHEDOCS_VIRTUALENV_PATH}" uv run --group docs zensical build
+    post_build:
+      - mkdir -p "${READTHEDOCS_OUTPUT}/html"
+      - cp -a docs/build/. "${READTHEDOCS_OUTPUT}/html/"