Update Dockerfile

Dockerfile

@@ -1,21 +1,33 @@
-# Use official Python image
+# Base image
 FROM python:3.10-slim
 
-# Set environment variables
-ENV PYTHONDONTWRITEBYTECODE=1
-ENV PYTHONUNBUFFERED=1
-ENV PYTHONHASHSEED=0
-
-# Create working directory
-WORKDIR /app
+# Set env vars to reduce image size and fix random_device bug
+ENV PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONUNBUFFERED=1 \
+    PYTHONHASHSEED=0
 
 # Install dependencies
-COPY requirements.txt .
-RUN pip install --no-cache-dir -r requirements.txt
+RUN apt-get update && apt-get install -y \
+    build-essential \
+    libglib2.0-0 \
+    libsm6 \
+    libxrender1 \
+    libxext6 \
+    libgl1-mesa-glx \
+    && rm -rf /var/lib/apt/lists/*
+
+# Set workdir
+WORKDIR /app
 
-# Copy app files
+# Copy files
 COPY . .
 
-# Expose port and run
+# Install Python dependencies
+RUN pip install --upgrade pip
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Expose port
 EXPOSE 8000
+
+# Start API
 CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "8000"]