Add updater

updater

@@ -0,0 +1,27 @@
+#!/usr/bin/fish
+
+cd (dirname (status -f))
+
+set TMPOUT /tmp/go-webring-updater-git-output
+
+set -l old_hash (git rev-parse HEAD)
+while true
+    git pull 2>&1 1>$TMPOUT
+    or begin
+    	sleep 60
+    	continue
+    end
+    set new_hash (git rev-parse HEAD)
+    if test $old_hash != $new_hash
+    	set old_hash $new_hash
+
+        cat $TMPOUT
+    	make
+    	and begin
+    	    dinitctl stop webring
+    	    dinitctl reload webring
+    	    dinitctl start webring
+    	end
+    end
+    sleep 60
+end