fix: add docker cli into backend image

server/Dockerfile

@@ -5,7 +5,6 @@ COPY ./package.json yarn.lock ./
 COPY server/package.json ./server/package.json
 RUN yarn install
 # Install docker cli
-COPY --from=docker:dind /usr/local/bin/docker /usr/local/bin/
 COPY server ./server
 COPY packages ./packages
 COPY tsconfig.json ./tsconfig.json
@@ -15,6 +14,7 @@ RUN yarn workspace server build
 FROM node:20-alpine as prod
 
 WORKDIR /app
+COPY --from=docker:dind /usr/local/bin/docker /usr/local/bin/
 COPY --from=build /app/node_modules ./node_modules
 COPY --from=build /app/server ./server
 COPY ./quests ./quests