Adding config execution to Dockerfile

Dockerfile

@@ -10,29 +10,32 @@ RUN apt-get update && apt-get install -y \
     git \
  && rm -rf /var/lib/apt/lists/*
 
-# Copy and install Python dependencies
+# Copy Python dependencies
 COPY requirements.txt .
 RUN pip install --no-cache-dir -r requirements.txt
 
 # Copy project files
 COPY . .
 
-# Create writable config/cache dirs
-RUN mkdir -p /app/.streamlit /app/.config/matplotlib
+# Create writable config/cache dirs and give full permissions
+RUN mkdir -p /app/.streamlit /app/.config/matplotlib /app/.cache \
+ && chmod -R 777 /app/.streamlit /app/.config /app/.cache /tmp
 
-# Copy Streamlit config to writable location
+# Copy your Streamlit config into writable directory
 COPY .streamlit/config.toml /app/.streamlit/config.toml
 
-# Set environment variables so Streamlit & Matplotlib use writable dirs
+# Environment variables to redirect all writes to writable dirs
 ENV STREAMLIT_CONFIG_PATH=/app/.streamlit/config.toml \
     STREAMLIT_RUNTIME_DIR=/app/.streamlit \
-    MPLCONFIGDIR=/app/.config/matplotlib
+    STREAMLIT_CACHE_DIR=/app/.cache \
+    MPLCONFIGDIR=/app/.config/matplotlib \
+    HOME=/app
 
-# Expose port for Streamlit
+# Expose port
 EXPOSE 8501
 
 # Healthcheck
 HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health || exit 1
 
 # Run Streamlit
-ENTRYPOINT ["streamlit", "run", "KPI_Dashboard.py", "--server.port=8501", "--server.address=0.0.0.0"]
+ENTRYPOINT ["streamlit", "run", "KPI_Dashboard.py", "--server.port=8501", "--server.address=0.0.0.0"]