[docker]: Optimized Dockerfile and updated .dockerignore (#1544)

* [docker]: Optimized Dockerfile and updated .dockerignore

* [build]: Updated prod script in package.json

* [build]: Changed CMD to ENTRYPOINT in Dockerfile

* [prod]: Updated base image in Dockerfile for prod

* [build]: Removed node_modules and installed production dependencies in Dockerfile

.dockerignore

@@ -1,7 +1,9 @@
 .vscode
 .github
 node_modules
+npm-debug.log
 .env
+.git
 .gitignore
 .node-version
 .prettierrc
@@ -10,3 +12,5 @@ config.json
 CODE_OF_CONDUCT.md
 CONTRIBUTING.md
 Procfile
+Dockerfile
+.dockerignore

Dockerfile

@@ -1,24 +1,32 @@
-FROM node:16.14
+ARG NODE_VERSION=18.18.2-slim
+FROM node:${NODE_VERSION} as base
 
 ENV USER=evobot
 
-# install python and make
 RUN apt-get update && \
-	apt-get install -y python3 build-essential && \
-	apt-get purge -y --auto-remove
+    apt-get install -y --no-install-recommends python3 build-essential && \
+    apt-get purge -y --auto-remove && \
+    rm -rf /var/lib/apt/lists/*
 
-# create evobot user
 RUN groupadd -r ${USER} && \
-	useradd --create-home --home /home/evobot -r -g ${USER} ${USER}
+    useradd --create-home --home /home/evobot -r -g ${USER} ${USER}
 
-# set up volume and user
 USER ${USER}
 WORKDIR /home/evobot
 
-COPY --chown=${USER}:${USER} package*.json ./
-RUN npm install
-VOLUME [ "/home/evobot" ]
+FROM base as build
 
 COPY --chown=${USER}:${USER}  . .
+RUN npm ci
+RUN npm run build
+
+RUN rm -rf node_modules && \
+    npm ci --omit=dev
+
+FROM node:${NODE_VERSION} as prod
+
+COPY --chown=${USER}:${USER} package*.json ./
+COPY --from=build --chown=${USER}:${USER} /home/evobot/node_modules ./node_modules
+COPY --from=build --chown=${USER}:${USER} /home/evobot/dist ./dist
 
-ENTRYPOINT [ "npm", "run", "prod" ]
+CMD [ "node", "./dist/index.js" ]