using latest version for website deployment

fly.dockerfile

@@ -1,14 +1,22 @@
 FROM python:3.11-slim
 
-LABEL maintainer="Zauberzeug GmbH <info@zauberzeug.com>"
+LABEL maintainer="Zauberzeug GmbH <nicegui@zauberzeug.com>"
+
+RUN pip install itsdangerous prometheus_client isort docutils
 
 WORKDIR /app
 
 ADD . .
+
+# ensure unique version to not serve cached and hence potentially wrong static files
+ARG VERSION=unknown
+RUN if [ "$VERSION" = "unknown" ]; then echo "Error: VERSION build argument is required. Use: fly deploy --build-arg VERSION=$(git describe --abbrev=0 --tags --match 'v*' 2>/dev/null || echo 'v0.0.0')" && exit 1; fi
+RUN sed -i "/\[tool.poetry\]/,/]/s/version = .*/version = \"$VERSION\"/" pyproject.toml
+
+RUN cat pyproject.toml
 RUN pip install .
-RUN pip install itsdangerous prometheus_client isort docutils
 
-EXPOSE 8080
-EXPOSE 9062
+# EXPOSE 8080
+# EXPOSE 9062
 
-CMD python3 main.py
+# CMD python3 main.py