anchor.diff:  #RUN R -e 'BiocManager::install("DECIPHER")'
   #RUN R -e 'BiocManager::install("dada2")'
   RUN R -e 'library(devtools);devtools::install_github("benjjneb/dada2", ref="v1.16")'
  -RUN R -e 'install.packages("https://www.bioconductor.org/packages/3.11/bioc/src/contrib/Archive/DECIPHER/DECIPHER_2.16.0.tar.gz", repos = NULL, type = "source")'
  +RUN R -e 'install.packages("https://www.bioconductor.org/packages/3.11/bioc/src/contrib/Archive/DECIPHER/DECIPHER_2.16.0.tar.gz", repos = NULL, type = "source")'#
   
   
   # ----- Libraries deployments -----
   
   # install app dependencies
  +RUN apt-get install curl -y
  +RUN curl -sL https://deb.nodesource.com/setup_15.x | bash -
  +RUN apt install nodejs -y
   COPY package.json /app
   RUN npm install
   
  
positive.code: # ----- Basic docker constructions -----
  
  # Use an official node runtime as a base image
  FROM node:latest
  
  # Set the working directory to /app
  RUN mkdir /app
  
negative.code: 
  
  # commamd executed to run the server
  CMD ["npm", "start"]