Update Dockerfile

Dockerfile

@@ -1,18 +1,22 @@
 FROM python:3.10-slim
 
+# Set environment variables so Streamlit uses a writable config directory
 ENV HOME=/app
 ENV STREAMLIT_CONFIG_DIR=/app/.streamlit
 
 WORKDIR /app
 
+# Install dependencies
 COPY requirements.txt .
 RUN pip install --upgrade pip && pip install --no-cache-dir -r requirements.txt
 
+# Copy all app code
 COPY . .
 
+# Create the .streamlit folder and make sure it’s writable by anyone
 RUN mkdir -p /app/.streamlit && chmod -R 777 /app/.streamlit
 
-# Add a default Streamlit config.toml (if you don’t already copy it)
+# Add a default Streamlit config.toml if you don’t already provide one
 RUN echo "\
 [server]\n\
 headless = true\n\
@@ -20,6 +24,13 @@ port = 8501\n\
 address = \"0.0.0.0\"\n\
 enableCORS = false\n\
 enableXsrfProtection = false\n\
+\n\
+[theme]\n\
+primaryColor = \"#e63946\"\n\
+backgroundColor = \"#0E1117\"\n\
+secondaryBackgroundColor = \"#1a1a2e\"\n\
+textColor = \"#FAFAFA\"\n\
+font = \"sans serif\"\n\
 " > /app/.streamlit/config.toml
 
 EXPOSE 8501