buildx failed with: ERROR: failed to build: failed to solve: process "/bin/sh -c printf \"%s\\n\" \"https://${PACKAGE_REPO}/plus/${NGINX_PLUS_VERSION}/alpine/v$(grep -E -o '^[0-9]+\\.[0-9]+' /etc/alpine-release)/main\" >> /etc/apk/repositories \t&& printf \"%s\\n\" \"https://${PACKAGE_REPO}/app-protect/${NGINX_PLUS_VERSION}/alpine/v$(grep -E -o '^[0-9]+\\.[0-9]+' /etc/alpine-release)/main\" >> /etc/apk/repositories \t&& printf \"%s\\n\" \"https://pkgs.nginx.com/app-protect-security-updates/alpine/v$(grep -E -o '^[0-9]+\\.[0-9]+' /etc/alpine-release)/main\" >> /etc/apk/repositories \t&& printf \"%s\\n\" \"https://${PACKAGE_REPO}/nginx-agent/alpine/v$(grep -E -o '^[0-9]+\\.[0-9]+' /etc/alpine-release)/main\" >> /etc/apk/repositories \t&& apk add --no-cache libcap-utils libcurl nginx-plus nginx-plus-module-njs nginx-plus-module-otel nginx-plus-module-fips-check \t&& apk add --no-cache nginx-agent~${NAP_AGENT_VERSION} \t&& mkdir -p /usr/ssl \t&& cp -av /tmp/fips/usr/lib/ossl-modules/fips.so /usr/lib/ossl-modules/fips.so \t&& cp -av /tmp/fips/usr/ssl/fipsmodule.cnf /usr/ssl/fipsmodule.cnf \t&& cp -av /tmp/fips/etc/ssl/openssl.cnf /etc/ssl/openssl.cnf \t&& mkdir -p /etc/nginx/reporting/ \t&& cp -av /tmp/nginx/reporting/tracking.info /etc/nginx/reporting/tracking.info \t&& apk add --no-cache app-protect~=${NAP_WAF_VERSION/+/.} app-protect-attack-signatures app-protect-threat-campaigns \t&& sed -i -e '/nginx.com/d' /etc/apk/repositories \t&& nap-waf.sh \tagent.sh" did not complete successfully: exit code: 4

secret file nginx-repo.key not found