Packages are now automatically signed, so add gpg key (follow-up2)

dists/bionic/Dockerfile

@@ -74,6 +74,7 @@ RUN a2enmod rewrite \
 
 # Add Koha development repositories
 RUN echo "deb http://debian.koha-community.org/koha-staging dev main bionic" >> /etc/apt/sources.list.d/koha.list
+RUN wget -q -O- http://debian.kohaaloha.com/koha/gpg.asc | sudo apt-key add -
 
 # Install koha-common
 RUN apt-get -y update \

dists/buster/Dockerfile

@@ -78,6 +78,7 @@ RUN a2enmod rewrite \
 
 # Add Koha development repositories
 RUN echo "deb http://debian.koha-community.org/koha-staging dev main buster" >> /etc/apt/sources.list.d/koha.list
+RUN wget -q -O- http://debian.kohaaloha.com/koha/gpg.asc | sudo apt-key add -
 
 # Install koha-common
 RUN apt-get -y update \

dists/focal/Dockerfile

@@ -74,6 +74,7 @@ RUN a2enmod rewrite \
 
 # Add Koha development repositories
 RUN echo "deb http://debian.koha-community.org/koha-staging dev main focal" >> /etc/apt/sources.list.d/koha.list
+RUN wget -q -O- http://debian.kohaaloha.com/koha/gpg.asc | sudo apt-key add -
 
 # Install koha-common
 RUN apt-get -y update \

dists/stretch/Dockerfile

@@ -78,6 +78,7 @@ RUN a2enmod rewrite \
 
 # Add Koha development repositories
 RUN echo "deb http://debian.koha-community.org/koha-staging dev main stretch" >> /etc/apt/sources.list.d/koha.list
+RUN wget -q -O- http://debian.kohaaloha.com/koha/gpg.asc | sudo apt-key add -
 
 # Install koha-common
 RUN apt-get -y update \

dists/xenial/Dockerfile

@@ -66,6 +66,7 @@ RUN a2enmod rewrite \
 
 # Add Koha development repositories
 RUN echo "deb http://debian.koha-community.org/koha-staging dev main xenial" >> /etc/apt/sources.list.d/koha.list
+RUN wget -q -O- http://debian.kohaaloha.com/koha/gpg.asc | sudo apt-key add -
 
 # Temporary dependencies
 RUN apt-get -y update \