Update Dockerfile

Dockerfile

@@ -1,67 +1,59 @@
-FROM rocker/r-base:latest
+FROM rocker/shiny:latest
 
 WORKDIR /code
 
-# Install system dependencies with specific focus on httpuv requirements
-RUN apt-get update && apt-get install -y \
-    libcurl4-openssl-dev \
-    libssl-dev \
-    libxml2-dev \
-    libcairo2-dev \
-    libxt-dev \
-    make \
-    g++ \
-    libudunits2-dev \
-    zlib1g-dev \
-    libbz2-dev \
-    && rm -rf /var/lib/apt/lists/*
-
-# Install httpuv and its dependencies separately and one at a time
-RUN R -e 'install.packages("later", repos="https://cloud.r-project.org", dependencies=TRUE)'
-RUN R -e 'install.packages("promises", repos="https://cloud.r-project.org", dependencies=TRUE)'
-RUN R -e 'install.packages("httpuv", repos="https://cloud.r-project.org", dependencies=TRUE)'
-RUN R -e 'if(!require("httpuv")) stop("httpuv installation failed")'
-
-# Install shiny after httpuv is confirmed working
-RUN R -e 'install.packages("shiny", repos="https://cloud.r-project.org", dependencies=TRUE)'
-RUN R -e 'if(!require("shiny")) stop("shiny installation failed")'
-
-# Install basic packages
-RUN R -e 'install.packages(c("remotes", "curl", "httr", "dplyr", "ggplot2", "readr"), repos="https://cloud.r-project.org", dependencies=TRUE)'
-
-# Install additional packages
-RUN R -e 'install.packages(c("patchwork", "gridExtra", "gtable", "bslib", "jsonlite"), repos="https://cloud.r-project.org", dependencies=TRUE)'
-
-# Install magick and showtext
+# Install system dependencies in a single layer
 RUN apt-get update && apt-get install -y \
     libmagick++-dev \
     imagemagick \
+    libcurl4-openssl-dev \
+    libssl-dev \
     libfontconfig1-dev \
     libfreetype6-dev \
     libharfbuzz-dev \
     libfribidi-dev \
-    && rm -rf /var/lib/apt/lists/*
-    
-RUN R -e 'install.packages("magick", repos="https://cloud.r-project.org", dependencies=TRUE)'
-RUN R -e 'install.packages("showtext", repos="https://cloud.r-project.org", dependencies=TRUE)'
-
-# Install fonts
-RUN apt-get update && apt-get install -y fonts-roboto && rm -rf /var/lib/apt/lists/*
-
-# Defer arrow installation to the end as it's complex
-RUN apt-get update && apt-get install -y \
+    libxml2-dev \
+    libcairo2-dev \
+    libxt-dev \
+    fonts-roboto \
     cmake \
-    rapidjson-dev \
-    libboost-all-dev \
-    libjemalloc-dev \
-    libzstd-dev \
-    liblz4-dev \
-    libprotobuf-dev \
-    protobuf-compiler \
     && rm -rf /var/lib/apt/lists/*
 
-RUN R -e 'Sys.setenv(ARROW_WITH_ZLIB="ON"); Sys.setenv(LIBARROW_MINIMAL="false"); Sys.setenv(NOT_CRAN="true"); install.packages("arrow", repos="https://cloud.r-project.org", type="source")'
-
+# Set CRAN mirror once
+RUN echo 'options(repos = c(CRAN = "https://cloud.r-project.org"))' > ~/.Rprofile
+
+# Install core R packages first (split into smaller groups)
+RUN R -e 'install.packages(c("remotes", "curl", "httr", "jsonlite", "bslib"))'
+RUN R -e 'install.packages(c("ggplot2", "dplyr", "grid", "gridExtra", "gtable"))'
+RUN R -e 'install.packages(c("patchwork", "readr"))'
+
+# Install magick separately
+RUN R -e 'install.packages("magick")'
+
+# Install showtext
+RUN R -e 'install.packages("showtext")'
+
+# Install arrow last with optimized settings
+ENV ARROW_R_DEV=TRUE
+ENV NOT_CRAN=TRUE
+# Try binary first, fall back to minimal build
+RUN R -e 'tryCatch(install.packages("arrow", INSTALL_opts = "--no-test-load"), \
+    error = function(e) { \
+        Sys.setenv(LIBARROW_MINIMAL="true"); \
+        Sys.setenv(ARROW_WITH_ZLIB="OFF"); \
+        Sys.setenv(ARROW_WITH_ZSTD="OFF"); \
+        Sys.setenv(ARROW_WITH_LZ4="OFF"); \
+        Sys.setenv(ARROW_WITH_SNAPPY="OFF"); \
+        Sys.setenv(ARROW_WITH_BROTLI="OFF"); \
+        Sys.setenv(ARROW_WITH_PARQUET="ON"); \
+        install.packages("arrow", INSTALL_opts = "--no-test-load") \
+    })'
+
+# Copy app files
 COPY . .
 
+# Expose port
+EXPOSE 7860
+
+# Run app
 CMD ["R", "--quiet", "-e", "shiny::runApp(host='0.0.0.0', port=7860)"]