Upload 2 files

Dockerfile

@@ -0,0 +1,56 @@
+# ---------- Stage 1: build dependencies ----------
+FROM python:3.11-slim AS builder
+
+WORKDIR /app
+
+# System deps for PyMuPDF and chromadb native builds
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+        build-essential \
+        libffi-dev \
+    && rm -rf /var/lib/apt/lists/*
+
+COPY requirements.txt .
+RUN pip install --no-cache-dir --prefix=/install -r requirements.txt
+
+# ---------- Stage 2: runtime image ----------
+FROM python:3.11-slim
+
+# HF Spaces requires a non-root user with uid 1000
+RUN useradd -m -u 1000 user
+WORKDIR /home/user/app
+
+# Minimal runtime libraries needed by PyMuPDF / Pillow
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+        libglib2.0-0 \
+        libsm6 \
+        libxext6 \
+        libxrender1 \
+    && rm -rf /var/lib/apt/lists/*
+
+# Copy installed Python packages from the builder stage
+COPY --from=builder /install /usr/local
+
+# Copy application source and set ownership to non-root user
+COPY --chown=user:user . .
+
+# Writable cache directories for the non-root user
+RUN mkdir -p /home/user/app/.cache && chown -R user:user /home/user/app/.cache
+
+USER user
+
+ENV PYTHONUNBUFFERED=1
+ENV HOME=/home/user
+ENV PATH="/home/user/.local/bin:$PATH"
+
+# HF Spaces expects port 7860
+ENV STREAMLIT_SERVER_PORT=7860
+ENV STREAMLIT_SERVER_ADDRESS=0.0.0.0
+ENV STREAMLIT_BROWSER_GATHER_USAGE_STATS=false
+
+EXPOSE 7860
+
+HEALTHCHECK CMD python -c "import urllib.request; urllib.request.urlopen('http://localhost:7860/_stcore/health')"
+
+ENTRYPOINT ["streamlit", "run", "app.py"]

requirements.txt

@@ -0,0 +1,10 @@
+streamlit>=1.40.0
+langgraph>=0.2.0
+langchain-core>=0.3.0
+google-genai>=1.0.0
+openai>=1.50.0
+chromadb>=0.5.0
+sentence-transformers>=3.0.0
+Pillow>=10.0.0
+python-dotenv>=1.0.0
+pymupdf>=1.24.0