Test

Dockerfile

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+# Base image https://hub.docker.com/u/rocker/
+FROM rocker/shiny:latest
+
+# system libraries of general use
+## install debian packages
+RUN apt-get update -qq && apt-get -y --no-install-recommends install \
+    libxml2-dev \
+    libcairo2-dev \
+    libsqlite3-dev \
+    libmariadbd-dev \
+    libpq-dev \
+    libssh2-1-dev \
+    unixodbc-dev \
+    libcurl4-openssl-dev \
+    libssl-dev
+
+## update system libraries
+RUN apt-get update && \
+    apt-get upgrade -y && \
+    apt-get clean
+
+# copy necessary files
+## app folder
+COPY /example-app ./app
+## renv.lock file
+COPY /example-app/renv.lock ./renv.lock
+
+# install renv & restore packages
+RUN Rscript -e 'install.packages("renv")'
+RUN Rscript -e 'renv::restore()'
+
+# expose port
+EXPOSE 3838
+
+# run app on container start
+CMD ["R", "-e", "shiny::runApp('/app', host = '0.0.0.0', port = 3838)"]