roles/blog: run updateBlog; now idempotent!

roles/blog/templates/updateBlog

@@ -15,16 +15,14 @@ LOCAL=$(git rev-parse @)
 REMOTE=$(git rev-parse "$UPSTREAM")
 BASE=$(git merge-base @ "$UPSTREAM")
 if [ $LOCAL = $REMOTE ]; then
-    echo "blog is up to date!"
+    echo "up to date"
 elif [ $LOCAL = $BASE ]; then
     # there are changes to reset too
     # && we need to update our blog
     echo "missing changes!!"
     git reset --hard origin/main
     buildBlog
-fi
-
-if [ ! -d "$PUBLIC_DIR" ] || [ ! -d "$TOR_DIR" ]; then
+elif [ ! -d "$PUBLIC_DIR" ] || [ ! -d "$TOR_DIR" ]; then
     echo "missing directories..."
     buildBlog
 fi