Update Dockerfile for HF Spaces with user permissions and add .dockerignore

.dockerignore

@@ -0,0 +1,11 @@
+.git
+.venv
+__pycache__
+*.pyc
+*.pyo
+*.pyd
+.pytest_cache
+.coverage
+.env
+start.sh
+render.yaml

Dockerfile

@@ -1,16 +1,16 @@
-FROM python:3.11-slim
+# Read the doc: https://huggingface.co/docs/hub/spaces-sdks-docker
+# you will also find guides on how best to write your Dockerfile
 
-WORKDIR /app
+FROM python:3.11
 
-# Copy requirements and install dependencies
-COPY requirements.txt .
-RUN pip install --no-cache-dir -r requirements.txt
+RUN useradd -m -u 1000 user
+USER user
+ENV PATH="/home/user/.local/bin:$PATH"
 
-# Copy application code
-COPY . .
+WORKDIR /app
 
-# Expose Hugging Face Spaces port
-EXPOSE 7860
+COPY --chown=user ./requirements.txt requirements.txt
+RUN pip install --no-cache-dir --upgrade -r requirements.txt
 
-# Run the application
+COPY --chown=user . /app
 CMD ["uvicorn", "backend:app", "--host", "0.0.0.0", "--port", "7860"]