feat(install): add expect so we can use it during rpm signing (#43)

Dockerfile

@@ -1,13 +1,7 @@
-FROM amd64/ubuntu:bionic@sha256:e4771b7160543c6e43968b4e9795be9ddcad9d573edd7cd7aebd3ce61326fc7a
+FROM ubuntu:jammy@sha256:34fea4f31bf187bc915536831fd0afc9d214755bf700b5cdb1336c82516d154e
 RUN echo "disabled"
 
-FROM arm64v8/ubuntu:bionic@sha256:8c646d06cb9c9b9c24c004704a313dd3e23a783989b5b155fcc4a5b2796fc90c
-RUN echo "disabled"
-
-FROM arm32v7/ubuntu:bionic@sha256:f0e293e967551be5f21f8d1c60c8cd3c58f341547f98cb65cc2ad1fb7839b045
-RUN echo "disabled"
-
-FROM ubuntu:bionic
+FROM ubuntu:jammy
 
 ENV DEBIAN_FRONTEND noninteractive
 
@@ -28,6 +22,7 @@ RUN set -x \
         git \
         gpg \
         gpg-agent \
+        expect \
     && apt-get install --reinstall -y bash \
     && gem install fpm \
     && mkdir /src/ \