Use dynamic versioning

Containerfile

@@ -1,19 +1,17 @@
 # Build: podman build -t code.philo.ydns.eu/philorg/gisaf-backend -f Containerfile
 
-FROM code.philo.ydns.eu/philorg/gisaf-backend-deps
+FROM docker.io/library/python:latest
 
-ENV PYTHONPATH $UV_PROJECT_ENVIRONMENT/lib/python3.12/site-packages
+COPY --from=ghcr.io/astral-sh/uv:latest /uv /uvx /usr/local/bin/
 ENV GISAF__BACKEND__PORT 8898
 ENV GISAF__BACKEND__BIND__ADDR 0.0.0.0
-ARG APP_VERSION=0.0.0
 
-COPY . /src
+COPY . /app
 
-RUN uv pip install \
-  --python=$UV_PROJECT_ENVIRONMENT \
-  --no-deps \
-  /src
+# Sync the project into a new environment, using the frozen lockfile
+WORKDIR /app
+
+RUN uv pip install --system .
 
-RUN echo $APP_VERSION > /app/version.txt
 
 CMD uvicorn gisaf.application:app --port ${GISAF__BACKEND__PORT} --host ${GISAF__BACKEND__BIND__ADDR}