Modify build rules for plugin metainfo and changelogs

Updated configuration to enable plugin metainfo installation and added logic to fetch changelogs from GitHub if in a git checkout.

debian/rules

@@ -1,18 +1,23 @@
 #!/usr/bin/make -f
 
 export DH_VERBOSE=1
+git_checkout = $(shell if [ -d .git ]; then echo true ; else echo false ; fi)
+
 
 %:
 	dh $@ --buildsystem=meson
 
-override_dh_auto_configure:
-	dh_auto_configure -- \
-		-Dinstall-plugin-metainfo=false \
-		-Dwith-lua=lua53
+override_dh_auto_configure: patch
+	dh_auto_configure -- -Dinstall-plugin-metainfo=true -Dwith-lua=lua53
 
 override_dh_installchangelogs:
-	set -eux; \
-	for p in $$(dh_listpackages); do \
-		mkdir -p "debian/$$p/usr/share/doc/$$p"; \
-		dh_installchangelogs -p"$$p" debian/changelog.txt; \
-	done
+	dh_installchangelogs debian/changelog.txt
+
+
+udoc:
+ifeq ($(git_checkout),true)
+	wget https://github.com/Zoitechat/documentation/raw/master/changelog.rst -O debian/changelog.txt
+	wget https://github.com/Zoitechat/documentation/raw/master/plugins.rst -O debian/plugins.txt
+else
+	$(error you are running this outside of a git checkout; this is not what the maintainer expects)
+endif