Further investigation leads me to believe that dh_installdocs is confused, and believes that installation-guide-amd64 is the MAINPACKAGE, and therefore installs both installation-guide-amd64.doc-base.* and doc-base.TEMPLATE. This bug does not appear in other architectures.
Further investigation leads me to believe that dh_installdocs is confused, and believes that installation- guide-amd64 is the MAINPACKAGE, and therefore installs both installation- guide-amd64. doc-base. * and doc-base.TEMPLATE. This bug does not appear in other architectures.