docker support

Dockerfile

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+FROM node
+
+EXPOSE 3000
+
+RUN groupadd osweather && useradd --no-log-init -m -g osweather osweather
+USER osweather
+
+ADD --chown=osweather:osweather . weather
+
+WORKDIR weather
+RUN npm install
+RUN npm run compile
+CMD npm start
+