Update Dockerfile

Dockerfile

@@ -2,31 +2,29 @@
 
 FROM python:3.10-slim
 
-# install tini and system deps
+# system deps
 RUN apt-get update && apt-get install -y --no-install-recommends \
-    tini build-essential \
-    && apt-get clean \
-    && rm -rf /var/lib/apt/lists/*
+    build-essential \
+    && apt-get clean && rm -rf /var/lib/apt/lists/*
+
+# create non-root user
+RUN useradd -m -u 1000 user
 
 # set workdir
 WORKDIR /app
 
-# install python deps first (layer caching)
-COPY requirements.txt .
+# change ownership to the new user
+COPY --chown=user:user . .
+
+# switch to non-root user
+USER user
+
+# install Python deps
 RUN pip install --no-cache-dir --upgrade pip && \
     pip install --no-cache-dir -r requirements.txt
 
-# copy app code
-COPY . .
-
-# expose port
+# expose port (HF Spaces uses 7860)
 EXPOSE 7860
 
-# use tini to forward signals correctly (prevents zombie processes)
-ENTRYPOINT ["/usr/bin/tini", "--"]
-
-# optional: default stop signal
-STOPSIGNAL SIGTERM
-
-# start the app
+# launch your FastAPI app
 CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]