Create Dockerfile

Dockerfile

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+# Use slim Python base
+FROM python:3.11-slim
+
+ENV PYTHONDONTWRITEBYTECODE=1
+ENV PYTHONUNBUFFERED=1
+
+# Install system deps required by instaloader (libmagic optional) and build essentials
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    build-essential \
+    git \
+    curl \
+    ffmpeg \
+    libsm6 \
+    libxrender1 \
+    && rm -rf /var/lib/apt/lists/*
+
+# Set workdir
+WORKDIR /app
+
+# Copy project files
+COPY . /app
+
+# Install Python deps
+RUN pip install --no-cache-dir --upgrade pip
+RUN pip install --no-cache-dir fastapi uvicorn jinja2 aiofiles instaloader
+
+# Optional: install chromadb client if you want server-side chroma integration later
+RUN pip install --no-cache-dir chromadb
+
+# Create downloads dir
+RUN mkdir -p /app/downloads
+
+# Expose HF Spaces standard port 7860
+EXPOSE 7860
+
+# Uvicorn entrypoint (bind 0.0.0.0:7860)
+CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860", "--no-access-log"]