Update Dockerfile

Dockerfile

@@ -1,12 +1,35 @@
+# Use an official Python base image
 FROM python:3.9
 
-# Install dependencies
-COPY requirements.txt .
-RUN pip install -r requirements.txt
+# Set environment variables
+ENV PYTHONUNBUFFERED=1 \
+    PYTHONDONTWRITEBYTECODE=1
+
+# Install required system libraries for Manim and dependencies
+RUN apt-get update && apt-get install -y \
+    ffmpeg \
+    libcairo2 \
+    libpango1.0-0 \
+    libx11-6 \
+    libgl1-mesa-glx \
+    xvfb \
+    pkg-config \
+    pangocairo \
+    && apt-get clean
+
+# Set the working directory
+WORKDIR /app
 
 # Copy project files
 COPY . /app
-WORKDIR /app
 
-# Run FastAPI
+# Install Python dependencies
+RUN pip install --no-cache-dir --upgrade pip
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Expose the port
+EXPOSE 7860
+
+# Run the FastAPI server
 CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]