feat(pickers): ctrl-r to refresh

lua/cp/pickers/fzf_lua.lua

@@ -63,6 +63,9 @@ local function contest_picker(platform)
 
   return fzf.fzf_exec(entries, {
     prompt = ('Select Contest (%s)> '):format(platform_display_name),
+    fzf_opts = {
+      ['--header'] = 'ctrl-r: refresh',
+    },
     actions = {
       ['default'] = function(selected)
         if not selected or #selected == 0 then

lua/cp/pickers/telescope.lua

@@ -64,6 +64,7 @@ local function contest_picker(opts, platform)
   pickers
     .new(opts, {
       prompt_title = ('Select Contest (%s)'):format(platform_display_name),
+      results_title = '<C-r> refresh',
       finder = finders.new_table({
         results = contests,
         entry_maker = function(entry)