Update Dockerfile

Dockerfile

@@ -1,12 +1,13 @@
-FROM python:3.8-slim
+FROM python:3.9
+
+RUN useradd -m -u 1000 user
 
 WORKDIR /app
 
-COPY requirements.txt ./requirements.txt
-RUN pip install -r requirements.txt
+COPY --chown=user ./requirements.txt requirements.txt
 
-COPY . /app
+RUN pip install --no-cache-dir --upgrade -r requirements.txt
 
-EXPOSE 7860 
+COPY --chown=user . /app
 
-CMD ["python", "./app.py"] 
+CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]