switch to multistage build

.dockerignore

@@ -1,8 +0,0 @@
-.env
-__pycache__
-.venv
-.pytest_cache
-docs
-node_modules
-output
-sketching

Dockerfile

@@ -1,10 +1,15 @@
-FROM ghcr.io/astral-sh/uv:0.6-python3.12-bookworm
+# use python 3.12 as a base image
+FROM docker.io/python:3.12-alpine
+# use the latest version of uv, independently of the python version
+COPY --from=ghcr.io/astral-sh/uv:latest /uv /uvx /bin/
 
 WORKDIR /app
 
-COPY pyproject.toml uv.lock ./
+# copy the requirements and install them
+COPY pyproject.toml uv.lock .
 RUN uv sync --frozen
 
-COPY . .
+# copy the rest of the code
+COPY src .
 
-CMD ["uv", "run", "main.py"]
+CMD ["uv", "run", "main.py"]