Add a basic dockerfile

Dockerfile

@@ -0,0 +1,19 @@
+FROM python:3.11
+
+WORKDIR /usr/src/app
+
+COPY ./pyproject.toml .
+COPY ./src/ .
+
+RUN sed /^StrictHostKeyChecking/d /etc/ssh/ssh_config; \
+echo StrictHostKeyChecking no >> /etc/ssh/ssh_config
+
+RUN --mount=type=cache,target=/root/.cache \
+    --mount=type=ssh,required=true \
+    pip install .
+
+#CMD [ "python", "./your-daemon-or-script.py" ]
+
+# make sure to install sudo apt install docker-buildx
+# make sure to set IdentityFile e.g. /home/pstruebi/.ssh/id_ed25519 in ~/.ssh/config
+# build with docker build --ssh default .