Update Dockerfile

Dockerfile

@@ -2,51 +2,42 @@ FROM python:3.10-slim
 
 # Set environment variables
 ENV PYTHONUNBUFFERED=1
-# Prevents interactive prompts during apt-get install
-ENV DEBIAN_FRONTEND=noninteractive
+ENV DEBIAN_FRONTEND=noninteractive # Still good practice
 
-# Install ALL system dependencies, including fonts, in a single RUN to ensure PATH consistency
+# Install system dependencies (ffmpeg, fontconfig for managing copied fonts)
 RUN apt-get update && \
     apt-get install -y --no-install-recommends \
         ffmpeg \
         libsm6 \
         libxext6 \
-        fontconfig \
-        debconf-utils && \
-    # For Microsoft Core Fonts EULA pre-acceptance, use full path for robustness
-    # Ensure 'echo' is properly part of the RUN command chain
-    echo "ttf-mscorefonts-installer msttcorefonts/accepted-mscorefonts-eula select true" | /usr/bin/debconf-set-sections && \
-    # Install Microsoft Core Fonts
-    apt-get install -y --no-install-recommends ttf-mscorefonts-installer && \
-    # Update font cache
-    fc-cache -f -v && \
-    # Clean up
+        fontconfig && \ # fontconfig is essential for fc-cache
     apt-get clean && \
     rm -rf /var/lib/apt/lists/*
 
-# Create a non-root user and group for security and permission handling
+# Create directory for custom fonts and copy your font file(s)
+# Make sure 'assets/fonts/arial.ttf' exists in your repository
+RUN mkdir -p /usr/local/share/fonts/truetype/mycustomfonts
+COPY assets/fonts/arial.ttf /usr/local/share/fonts/truetype/mycustomfonts/arial.ttf
+# If you have other fonts, COPY them here as well:
+# COPY assets/fonts/anotherfont.ttf /usr/local/share/fonts/truetype/mycustomfonts/anotherfont.ttf
+
+# Rebuild font cache to make newly installed fonts available
+RUN fc-cache -f -s -v # -s for system-wide, -v for verbose
+
+# Create a non-root user and group
 ARG APP_USER_UID=1000
 ARG APP_USER_GID=1000
 RUN groupadd --gid $APP_USER_GID appgroup && \
     useradd --uid $APP_USER_UID --gid appgroup --shell /bin/bash --create-home appuser
 
-# Set the working directory (this will also be appuser's home directory)
 WORKDIR /home/appuser/app
-
-# Copy requirements.txt first to leverage Docker build cache
 COPY --chown=appuser:appgroup requirements.txt ./
 
-# Upgrade pip and install Python dependencies as the appuser
 USER appuser
 RUN python -m pip install --no-cache-dir --upgrade pip
 RUN python -m pip install --no-cache-dir -r requirements.txt
 
-# Copy the rest of the application code as the appuser
-# This ensures correct ownership from the start
 COPY --chown=appuser:appgroup . .
 
-# Expose Streamlit's default port
 EXPOSE 8501
-
-# Command to run Streamlit
 CMD ["streamlit", "run", "app.py", "--server.headless=true", "--server.port=8501", "--server.fileWatcherType=none"]