Added a basic dockerfile

Dockerfile

@@ -0,0 +1,16 @@
+FROM python:3.11-alpine
+
+# Add local user so we don't run as root
+RUN adduser -D app
+USER app
+
+ENV PATH="/home/app/.local/bin:${PATH}"
+
+# Copy and install app
+COPY --chown=app:app ./ /home/app/spoolman/
+WORKDIR /home/app/spoolman
+RUN pip install --user .
+
+# Run command
+EXPOSE 8000
+CMD ["uvicorn", "spoolman.main:app", "--host", "0.0.0.0", "--port", "8000"]