Minor code improvements

src/routes/timeline.nim

@@ -131,6 +131,7 @@ proc createTimelineRouter*(cfg: Config) =
       if names.len != 1:
         query.fromUser = names
 
+      # used for the infinite scroll feature
       if @"scroll".len > 0:
         if query.fromUser.len != 1:
           var timeline = await getSearch[Tweet](query, after)
@@ -143,10 +144,12 @@ proc createTimelineRouter*(cfg: Config) =
           timeline.beginning = true
           resp $renderTimelineTweets(timeline, prefs, getPath())
 
-      var rss = "/$1/$2/rss" % [@"name", @"tab"]
-      if @"tab".len == 0:
-        rss = "/$1/rss" % @"name"
-      elif @"tab" == "search":
-        rss &= "?" & genQueryUrl(query)
+      let rss =
+        if @"tab".len == 0:
+          "/$1/rss" % @"name"
+        elif @"tab" == "search":
+          "/$1/search/rss?$2" % [@"name", genQueryUrl(query)]
+        else:
+          "/$1/$2/rss" % [@"name", @"tab"]
 
       respTimeline(await showTimeline(request, query, cfg, prefs, rss, after))