Added dockerfile and docker-compose

Dockerfile

@@ -0,0 +1,16 @@
+# Typescript Build
+FROM node:14.15.1-alpine3.12
+WORKDIR /app
+COPY package.json ./
+RUN npm i -g pnpm
+RUN pnpm i
+COPY tsconfig.json ./
+COPY src ./src
+RUN pnpm run build
+# final image
+FROM node:14.15.1-alpine3.12
+COPY package.json ./
+RUN npm i -g pnpm
+RUN pnpm i --prod
+COPY --from=0 /app/dist dist
+ENTRYPOINT ["node", "dist/app.js"]