Run gpg command with --no-tty

Author: olblak

Dockerfile-slim

@@ -43,7 +43,7 @@ ARG TINI_VERSION=v0.16.1
 COPY tini_pub.gpg ${JENKINS_HOME}/tini_pub.gpg
 RUN curl -fsSL https://github.com/krallin/tini/releases/download/${TINI_VERSION}/tini-static-$(dpkg --print-architecture) -o /sbin/tini \
   && curl -fsSL https://github.com/krallin/tini/releases/download/${TINI_VERSION}/tini-static-$(dpkg --print-architecture).asc -o /sbin/tini.asc \
-  && gpg --import ${JENKINS_HOME}/tini_pub.gpg \
+  && gpg --no-tty --import ${JENKINS_HOME}/tini_pub.gpg \
   && gpg --verify /sbin/tini.asc \
   && rm -rf /sbin/tini.asc /root/.gnupg \
   && chmod +x /sbin/tini