Set all dir to be dockerized

docker/backend/Dockerfile

@@ -1,26 +0,0 @@
-FROM node:12-buster-slim AS builder
-
-WORKDIR /build
-COPY . .
-RUN apt-get update
-RUN apt-get install -y build-essential python3 pkg-config
-RUN npm ci --production
-RUN npm i typescript
-RUN npm run build
-
-FROM node:12-buster-slim
-
-WORKDIR /backend
-
-COPY --from=builder /build/ .
-
-RUN chmod +x /backend/start.sh
-RUN chmod +x /backend/wait-for-it.sh
-
-RUN chown -R 1000:1000 /backend && chmod -R 755 /backend
-
-USER 1000
-
-EXPOSE 8999
-
-CMD ["/backend/start.sh"]