Create Dockerfile

Dockerfile

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+FROM python:3.13-slim
+
+# Environment
+ENV PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONUNBUFFERED=1 \
+    PIP_NO_CACHE_DIR=1 \
+    HF_HUB_DISABLE_TELEMETRY=1 \
+    EXOMAC_LOCAL_DIR=/app/ExoMACModel/ExoMAC-KKT \
+    HF_HOME=/home/user/.cache/huggingface \
+    PORT=7860
+
+WORKDIR /app
+
+# Install dependencies first for better layer caching
+COPY requirements.txt ./
+RUN pip install --upgrade pip \
+    && pip install --no-cache-dir -r requirements.txt
+
+# Copy only what the app needs (avoid notebooks/datasets/.venv)
+COPY app.py ./app.py
+COPY models ./models
+COPY ExoMACModel ./ExoMACModel
+
+# Create non-root user matching Spaces runtime and fix permissions
+RUN useradd -m -u 1000 -s /bin/bash user \
+    && mkdir -p /home/user/.cache/huggingface \
+    && chown -R user:user /app /home/user
+
+USER 1000:1000
+
+# API port
+EXPOSE 7860
+
+# Start FastAPI with Uvicorn on the provided PORT (Spaces uses 7860)
+CMD ["sh", "-c", "uvicorn app:app --host 0.0.0.0 --port ${PORT:-7860}"]