Fix dockerfile

Dockerfile

@@ -1,23 +1,13 @@
-FROM python:3.10-slim
+FROM python:3.9
 
-# Cài dependency hệ thống cho psycopg2
-RUN apt-get update && apt-get install -y \
-    gcc \
-    libpq-dev \
-    && rm -rf /var/lib/apt/lists/*
-
-# Tắt cache HF
-ENV HF_HOME=/cache/huggingface
-RUN mkdir -p /cache/huggingface
+RUN useradd -m -u 1000 user
+USER user
+ENV PATH="/home/user/.local/bin:$PATH"
 
 WORKDIR /app
 
-COPY requirements.txt .
-
-RUN pip install --no-cache-dir -r requirements.txt
-
-COPY . .
-
-EXPOSE 7860
+COPY --chown=user ./requirements.txt requirements.txt
+RUN pip install --no-cache-dir --upgrade -r requirements.txt
 
-CMD ["uvicorn", "start:app", "--host", "0.0.0.0", "--port", "7860"]
+COPY --chown=user . /app
+CMD ["uvicorn", "chatbot.main:app", "--host", "0.0.0.0", "--port", "7860"]