update dockerfile

Dockerfile

@@ -1,14 +1,40 @@
+# Use a Rocker base image with R installed
 FROM rocker/r-base:latest
 
+# Set working directory inside the container
 WORKDIR /code
 
-RUN install2.r --error \
-    shiny \
-    dplyr \
-    ggplot2 \
-    readr \
-    ggExtra
-    
+# Install system dependencies for R packages
+RUN apt-get update && apt-get install -y \
+    libcurl4-openssl-dev \
+    libssl-dev \
+    libxml2-dev \
+    libgit2-dev \
+    libgdal-dev \
+    libgeos-dev \
+    libproj-dev \
+    libudunits2-dev \
+    libfontconfig1-dev \
+    libfreetype6-dev \
+    libpng-dev \
+    libtiff5-dev \
+    libjpeg-dev \
+    wget \
+    curl \
+    && rm -rf /var/lib/apt/lists/*
+
+# Install R packages from CRAN
+RUN R -e "install.packages(c('shiny', 'dplyr', 'leaflet', 'RColorBrewer', 'scales', 'lattice', 'plotly', 'bslib', 'shinydashboard', 'remotes'), repos='https://cloud.r-project.org')"
+
+# Install GitHub packages using remotes
+RUN R -e "remotes::install_github('briatte/ggnet')"
+RUN R -e "remotes::install_github('rspatial/terra')"
+
+# Copy the app code into the container
 COPY . .
 
+# Expose port 7860 for Shiny
+EXPOSE 7860
+
+# Run the Shiny app
 CMD ["R", "--quiet", "-e", "shiny::runApp(host='0.0.0.0', port=7860)"]