Create Dockerfile

Dockerfile

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+# Use a lightweight Python base image
+FROM python:3.9-slim
+
+# Set working directory
+WORKDIR /app
+
+# Create a non-root user (Security best practice & required by some HF environments)
+RUN useradd -m -u 1000 user
+USER user
+ENV PATH="/home/user/.local/bin:$PATH"
+
+# Copy requirements first to leverage Docker cache
+COPY --chown=user requirements.txt requirements.txt
+
+# Install dependencies
+RUN pip install --no-cache-dir --upgrade pip && \
+    pip install --no-cache-dir -r requirements.txt
+
+# Copy the rest of the application files
+COPY --chown=user app.py app.py
+COPY --chown=user navy_acronyms_clean.json navy_acronyms_clean.json
+
+# Expose the port Hugging Face expects
+EXPOSE 7860
+
+# Run Streamlit on Port 7860
+CMD ["streamlit", "run", "app.py", "--server.port=7860", "--server.address=0.0.0.0"]