dockerfile

py_backend/Dockerfile

@@ -0,0 +1,30 @@
+FROM python:3.11-slim
+
+# Build deps for psycopg2 etc.
+RUN apt-get update && apt-get install -y \
+    build-essential gcc libpq-dev \
+ && rm -rf /var/lib/apt/lists/*
+
+WORKDIR /app
+
+# Install deps first for caching
+COPY requirements.txt /tmp/requirements.txt
+RUN pip install --no-cache-dir -r /tmp/requirements.txt
+
+# Copy backend code
+COPY . /app/
+
+# Create data directory for persistent storage
+RUN mkdir -p /data/uploads && chmod -R 777 /data
+
+# Set environment variables
+ENV DATABASE_URL=sqlite:////data/app.db
+ENV STORAGE_PROVIDER=local
+ENV STORAGE_DIR=/data/uploads
+ENV HF_HOME=/data/.cache/huggingface
+ENV PORT=7860
+
+EXPOSE 7860
+
+# Use shell form for proper environment variable substitution
+CMD uvicorn app.main:app --host 0.0.0.0 --port $PORT