anchor.diff:  
   
   # templates and db build
  -FROM alpine:3.9 AS templates-db-build
  +FROM alpine:3.13 AS templates-db-build
   RUN apk add --no-cache --update bash make
   
   COPY ./templates /commento/templates
  
positive.code: # backend build (api server)
  FROM golang:1.14-alpine AS api-build
  RUN apk add --no-cache --update bash dep make git curl g++
  
  COPY ./api /go/src/commento/api/
  
negative.code: 
  
  # final image
  FROM alpine:3.13
  RUN apk add --no-cache --update ca-certificates
  
  COPY --from=api-build /go/src/commento/api/build/prod/commento /commento/commento
  