Update Dockerfile

Dockerfile

@@ -1,19 +1,25 @@
 FROM python:3.10-slim
 
+# Set DNS resolvers
+RUN echo "nameserver 8.8.8.8" > /etc/resolv.conf && \
+    echo "nameserver 8.8.4.4" >> /etc/resolv.conf
+
 WORKDIR /app
 
 # Install system dependencies
 RUN apt-get update && \
-    apt-get install -y --no-install-recommends gcc python3-dev && \
-    rm -rf /var/lib/apt/lists/*
-
-# Copy requirements first to leverage Docker cache
+    apt-get install -y --no-install-recommends \
+    gcc \
+    python3-dev \
+    curl \
+    dnsutils \
+    && rm -rf /var/lib/apt/lists/*
+
+# Copy requirements first
 COPY requirements.txt .
-
-# Install Python dependencies
 RUN pip install --no-cache-dir -r requirements.txt
 
-# Copy the rest of the application
+# Copy application
 COPY . .
 
 # Environment variables
@@ -23,10 +29,11 @@ ENV TELEGRAM_BOT_TOKEN=""
 ENV TELEGRAM_CHAT_ID=""
 ENV DEVICE="cpu"
 ENV MAX_TOKENS=400
+ENV PYTHONUNBUFFERED=1
 
 # Health check
 HEALTHCHECK --interval=30s --timeout=30s --start-period=5s --retries=3 \
-    CMD curl -f http://localhost:7860/health || exit 1
+    CMD curl -f http://localhost:${PORT}/health || exit 1
 
 EXPOSE 7860