init

Dockerfile

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+FROM python:3.11-slim
+
+WORKDIR /app
+
+# Copy application files
+COPY urlshort.py ./
+COPY config.json ./
+
+# Data directory is mounted as a volume; pre-create it for local runs
+RUN mkdir -p /app/data
+
+EXPOSE 8080
+
+CMD ["python", "urlshort.py", "config.json"]
+