fix: align docker space config with hugging face docs

Dockerfile

@@ -6,11 +6,18 @@ ENV PYTHONDONTWRITEBYTECODE=1 \
     PYTHONUNBUFFERED=1 \
     PIP_NO_CACHE_DIR=1
 
-COPY requirements.txt ./
+# Recommended for HF Spaces Docker runtime
+RUN useradd -m -u 1000 user
+
+COPY --chown=user requirements.txt ./
 RUN pip install --no-cache-dir -r requirements.txt
 
-COPY . .
+COPY --chown=user . .
+
+USER user
+ENV HOME=/home/user \
+    PATH=/home/user/.local/bin:$PATH
 
 EXPOSE 7860
 
-CMD ["streamlit", "run", "app.py", "--server.port=7860", "--server.address=0.0.0.0", "--server.headless=true"]
+CMD ["sh", "-c", "streamlit run app.py --server.port=${PORT:-7860} --server.address=0.0.0.0 --server.headless=true"]

README.md

@@ -4,6 +4,7 @@ emoji: 🎖️
 colorFrom: blue
 colorTo: indigo
 sdk: docker
+app_port: 7860
 pinned: false
 ---