Install latest git on bionic image

Author: jeanp413

bionic-arm64/Dockerfile

@@ -4,6 +4,9 @@ FROM ${REPO}:${TAG}
 
 ARG DEBIAN_FRONTEND=noninteractive
 
+# Latest stable git
+RUN add-apt-repository ppa:git-core/ppa -y
+
 # ubuntu keeps its i386/amd64 and other architecture repos separate
 # the default i386/amd64 packages can be found in http://archive.ubuntu.com while all other architectures are in http://ports.ubuntu.com/
 # add the required repos for armhf/arm64 and only fetch i386/amd64 from archive.ubuntu.com (to prevent apt from erroring about missing architecture support)

bionic-armhf/Dockerfile

@@ -4,6 +4,9 @@ FROM ${REPO}:${TAG}
 
 ARG DEBIAN_FRONTEND=noninteractive
 
+# Latest stable git
+RUN add-apt-repository ppa:git-core/ppa -y
+
 # ubuntu keeps its i386/amd64 and other architecture repos separate
 # the default i386/amd64 packages can be found in http://archive.ubuntu.com while all other architectures are in http://ports.ubuntu.com/
 # add the required repos for armhf/arm64 and only fetch i386/amd64 from archive.ubuntu.com (to prevent apt from erroring about missing architecture support)