move template to ./template;

added global README.md;

template/color-service/Dockerfile

@@ -0,0 +1,10 @@
+FROM python:3.7.4-slim
+# Alpine isn't used here intentionally because especially with python there are often major issues when compiling dependencies
+WORKDIR /app
+RUN apt-get update && apt-get install -y build-essential
+COPY ./requirements.txt ./
+RUN pip install -r /app/requirements.txt
+COPY . .
+EXPOSE 4000
+# The -u flag is important if you want to observe the logs, otherwise python buffers the output
+ENTRYPOINT [ "python", "-u", "main.py" ]