Update Dockerfile

Dockerfile

@@ -1,14 +1,29 @@
-FROM rocker/r-base:latest
+FROM rocker/shiny:latest
 
-WORKDIR /code
+# Install system dependencies
+RUN apt-get update && apt-get install -y \
+    libssl-dev \
+    libcurl4-openssl-dev \
+    libxml2-dev \
+    && rm -rf /var/lib/apt/lists/*
 
-RUN install2.r --error \
-    shiny \
-    dplyr \
-    ggplot2 \
-    readr \
-    ggExtra
-    
+# Install R packages
+RUN R -e "install.packages(c(\
+    'shiny', \
+    'DT', \
+    'dplyr', \
+    'tidyverse', \
+    'httr', \
+    'bslib', \
+    'rtabulator', \
+    'xgboost' \
+    ), repos='https://cloud.r-project.org/')"
+
+# Create a directory for the app
+WORKDIR /app
+
+# Copy the app files
 COPY . .
 
-CMD ["R", "--quiet", "-e", "shiny::runApp(host='0.0.0.0', port=7860)"]
+# Command to run the app
+CMD ["R", "-e", "shiny::runApp('/app', host = '0.0.0.0', port = 3838)"]