added env variable and removed type=binary

Author: rela-v

Dockerfile

@@ -1,7 +1,7 @@
 # 1. Use R 4.5.1
 FROM rocker/r-ver:4.5.1
 
-# 2. Install system dependencies (restoring cmake and adding nlopt)
+# 2. Install system dependencies (including cmake, nlopt, curl, and certificates)
 RUN apt-get update && apt-get install -y --no-install-recommends \
     libxml2-dev libssl-dev libcurl4-openssl-dev libpng-dev \
     libjpeg-dev libtiff-dev libfreetype6-dev libharfbuzz-dev \
@@ -13,24 +13,27 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
 # 3. Setup Environment
 ENV R_LIBS_USER=/opt/renv/library
 ENV RENV_PATHS_LIBRARY=/opt/renv/library
-ENV R_PROFILE_USER=/dev/null 
-# Force renv to use the Linux binaries for speed
+ENV R_PROFILE_USER=/dev/null
+# Force renv to use Linux binaries for speed
 ENV RENV_CONFIG_REPOS_OVERRIDE="https://packagemanager.posit.co/cran/__linux__/noble/latest"
+# Force renv to install binaries where available
+ENV RENV_CONFIG_INSTALL_TYPE=binary
 
 WORKDIR /project
 
 # 4. Restore Packages (Cached Layer)
 COPY renv.lock .Rprofile ./
 COPY renv/activate.R renv/activate.R
 
-# Bootstrap: Install renv from binaries
+# Bootstrap: Install renv from CRAN binaries
 RUN R -e "options(repos = c(CRAN = 'https://packagemanager.posit.co/cran/__linux__/noble/latest')); install.packages('renv')"
 
 RUN mkdir -p /opt/renv/library
-# Now renv::restore will work with the binary override
-RUN R -e "renv::restore(library='/opt/renv/library', type='binary')"
 
-# 5. Copy ALL Application Files
+# Restore packages to /opt/renv/library (binaries used via env variable)
+RUN R -e "renv::restore(library='/opt/renv/library')"
+
+# 5. Copy all application files
 COPY . .
 
 # 6. Execution Logic