[build] Added docker

.dockerignore

+.env
+node_modules
+build
\ No newline at end of file

Dockerfile

+# Use node lts
+FROM node:lts
+
+# Set working directory
+WORKDIR /seb-bot/
+
+# Install dependencies
+COPY package.json ./
+COPY yarn.lock ./
+RUN yarn install
+
+# Build
+COPY . ./
+
+# Run on port 4000
+EXPOSE 4000
+# Uptimerobot check on 4001
+EXPOSE 4001
+CMD yarn start