git updates

Dockerfile.optimized

@@ -0,0 +1,33 @@
+# Test image size optimization
+
+FROM python:3.11-slim
+
+WORKDIR /app
+
+# Single layer for all dependencies to reduce image size
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    sqlite3 curl gosu \
+  && rm -rf /var/lib/apt/lists/* \
+  && apt-get clean \
+  && groupadd -g 1000 appuser \
+  && useradd -u 1000 -g appuser -m appuser
+
+# Install Python deps with cleanup
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt && pip cache purge
+
+# Copy app files
+COPY nfoguard.py core/ clients/ VERSION ./
+
+# Set permissions and create entrypoint in single layer
+RUN mkdir -p /app/data \
+  && chown -R appuser:appuser /app \
+  && echo '#!/bin/bash\nset -euo pipefail\nPUID=${PUID:-1000}\nPGID=${PGID:-1000}\nif [ "$(id -u)" -eq 0 ]; then\n  groupmod -o -g "$PGID" appuser 2>/dev/null || groupadd -o -g "$PGID" appuser\n  id appuser &>/dev/null || useradd -o -u "$PUID" -g "$PGID" -m appuser\n  usermod -o -u "$PUID" -g "$PGID" appuser 2>/dev/null || true\n  chown -R "$PUID:$PGID" /app || true\n  exec gosu appuser "$@"\nelse\n  exec "$@"\nfi' > /entrypoint.sh \
+  && chmod +x /entrypoint.sh
+
+HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
+  CMD curl -f http://localhost:8080/health || exit 1
+
+EXPOSE 8080
+ENTRYPOINT ["/entrypoint.sh"]
+CMD ["python", "nfoguard.py"]