Fix Dockerfile for HF Spaces

DockerFile.txt

@@ -1,6 +1,25 @@
+# Use official Python 3.11 slim image
+FROM python:3.11-slim
+
+# Set working directory
 WORKDIR /app
-COPY requirements.txt ./
-COPY Graphs.py ./
+
+# Install system dependencies
+RUN apt-get update && apt-get install -y \
+    build-essential \
+    curl \
+    git \
+    && rm -rf /var/lib/apt/lists/*
+
+# Copy requirements and install Python dependencies
+COPY requirements.txt .
 RUN pip install --no-cache-dir -r requirements.txt
+
+# Copy app files
+COPY . .
+
+# Expose Streamlit default port
 EXPOSE 8501
+
+# Run Streamlit app
 CMD ["streamlit", "run", "Graphs.py", "--server.port=8501", "--server.address=0.0.0.0"]