X-Git-Url: https://git.madduck.net/etc/vim.git/blobdiff_plain/fcf97961061982656a1384ecc1628e217a52a88c..eedfc3832290b3a32825b3c0f2dfa3f3d7ee9d1c:/Dockerfile

diff --git a/Dockerfile b/Dockerfile
index a03d23a..4e8f12f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,19 @@
-FROM python:3
+FROM python:3-slim AS builder
 
-ENV PYTHONDONTWRITEBYTECODE 1
-ENV PYTHONUNBUFFERED 1
+RUN mkdir /src
+COPY . /src/
+ENV VIRTUAL_ENV=/opt/venv
+RUN python -m venv $VIRTUAL_ENV
+RUN . /opt/venv/bin/activate && pip install --no-cache-dir --upgrade pip setuptools wheel \
+    # Install build tools to compile dependencies that don't have prebuilt wheels
+    && apt update && apt install -y git build-essential \
+    && cd /src \
+    && pip install --no-cache-dir .[colorama,d]
 
-RUN pip install --upgrade --no-cache-dir black
+FROM python:3-slim
 
-ENTRYPOINT /usr/local/bin/black --check --diff  .
+# copy only Python packages to limit the image size
+COPY --from=builder /opt/venv /opt/venv
+ENV PATH="/opt/venv/bin:$PATH"
+
+CMD ["/opt/venv/bin/black"]