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Dockerfile

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+# -----------------------------
+# Keycloak with SQLite (POC) on port 8888, HTTP only
+# -----------------------------
+
+ARG KEYCLOAK_VERSION=25.0
+FROM quay.io/keycloak/keycloak:${KEYCLOAK_VERSION} AS builder
+
+# Configure DB at build time (important!)
+ENV KC_DB=sqlite
+
+# Optional: enable health/metrics
+ENV KC_HEALTH_ENABLED=true \
+    KC_METRICS_ENABLED=true
+
+# Build optimized server with SQLite baked in
+RUN /opt/keycloak/bin/kc.sh build
+
+# -----------------------------
+# Runtime image
+# -----------------------------
+FROM quay.io/keycloak/keycloak:${KEYCLOAK_VERSION}
+
+# Runtime env (admin user etc.)
+ENV KEYCLOAK_ADMIN=admin \
+    KEYCLOAK_ADMIN_PASSWORD=admin \
+    KC_HTTP_PORT=7860 \
+    KC_HEALTH_ENABLED=true \
+    KC_METRICS_ENABLED=true
+
+# Copy optimized server with SQLite from builder
+COPY --from=builder /opt/keycloak/ /opt/keycloak/
+
+VOLUME ["/opt/keycloak/data"]
+
+EXPOSE 8888
+
+ENTRYPOINT ["/opt/keycloak/bin/kc.sh"]
+CMD ["start", "--optimized", "--http-enabled=true", "--http-port=7860", "--hostname-strict=false"]