Attempt to fix name lookup for sailorslog leaderboard

app/models/sailors_log_leaderboard.rb

@@ -12,7 +12,7 @@ class SailorsLogLeaderboard < ApplicationRecord
 
     stats.each_with_index do |entry, index|
       medal = medals[index] || "white_small_square"
-      msg += "\n:#{medal}: `@#{SlackUsername.find_by_uid(entry[:user_id])}`: #{short_time_simple entry[:duration]} → "
+      msg += "\n:#{medal}: `@#{entry[:name]}`: #{short_time_simple entry[:duration]} → "
       msg += entry[:projects].map do |project|
         language = project[:language_emoji] ? "#{project[:language_emoji]} #{project[:language]}" : project[:language]
 
@@ -76,8 +76,10 @@ class SailorsLogLeaderboard < ApplicationRecord
 
       projects = projects.filter { |project| project[:duration] > 1.minute }.sort_by { |project| -project[:duration] }
 
+      user = User.find user_id
       {
-        user_id: user_id,
+        slack_uid: user.slack_uid,
+        name: SlackUsername.find_by_uid(user.slack_uid),
         duration: user_durations[user_id],
         projects: projects
       }