Update Dockerfile

Dockerfile

@@ -1,5 +1,5 @@
 # Use an official Python runtime as a parent image
-FROM python:3.10-slim-bullseye
+FROM python:3.10-slim-bullseye # Using -slim, not -slim-bullseye for broader compatibility initially
 
 # Set environment variables for Python, pip, and locale
 ENV PYTHONUNBUFFERED 1
@@ -11,14 +11,19 @@ ENV LANG C.UTF-8
 ENV LC_ALL C.UTF-8
 
 # Install system dependencies (as root)
+# Added build-essential for packages that might need to compile C code
+# Added libffi-dev (often needed by cryptography, a common sub-dependency)
 RUN apt-get update && apt-get install -y --no-install-recommends \
     ffmpeg \
     imagemagick \
     git \
+    build-essential \
+    libffi-dev \
     fonts-dejavu-core \
     fonts-liberation \
     libgl1-mesa-glx \
     libglib2.0-0 \
+    curl \
     && rm -rf /var/lib/apt/lists/*
 
 # Modify ImageMagick policy.xml (as root)
@@ -52,9 +57,7 @@ RUN groupadd -r appgroup --gid 1000 && \
 
 # Set Streamlit home directory (already created and chowned)
 ENV STREAMLIT_HOME=/home/appuser/.streamlit
-# Set environment variable to disable telemetry (alternative to CLI flag, but CLI is more direct for startup)
-# ENV STREAMLIT_CLIENT_GATHER_USAGE_STATS=false # This was incorrect, use browser.gatherUsageStats
-ENV BROWSER_GATHERUSAGEDATA=false # Alternative environment variable for the same thing
+ENV BROWSER_GATHERUSAGEDATA=false
 
 # Set the working directory in the container
 WORKDIR /app
@@ -65,7 +68,10 @@ COPY --chown=appuser:appgroup requirements.txt .
 # Install Python dependencies as the non-root user
 USER appuser
 RUN pip install --no-cache-dir --upgrade pip && \
-    pip install --user --no-cache-dir -r requirements.txt
+    echo "Attempting to install packages from requirements.txt" && \
+    pip install --user --no-cache-dir -r requirements.txt && \
+    echo "Attempting to install streamlit-sortable from GitHub" && \
+    pip install --user --no-cache-dir git+https://github.com/okld/streamlit-sortable.git
 
 # Add user's local bin to PATH
 ENV PATH="/home/appuser/.local/bin:${PATH}"
@@ -86,5 +92,4 @@ RUN mkdir -p /app/assets/fonts
 EXPOSE 8501
 
 # Define the command to run the application
-# CORRECTED --client.gatherUsageStats to --browser.gatherUsageStats
 CMD ["streamlit", "run", "app.py", "--server.port=8501", "--server.address=0.0.0.0", "--browser.gatherUsageStats=false"]