init: pristine aerc 0.20.0 source

lib/notmuch_version.go

@@ -0,0 +1,10 @@
+//go:build notmuch
+// +build notmuch
+
+package lib
+
+import "git.sr.ht/~rjarry/aerc/lib/notmuch"
+
+func NotmuchVersion() (string, bool) {
+	return notmuch.Version(), true
+}