feat(session_picker): add new keymap in title legend

Author: sudo-tee

lua/opencode/types.lua

@@ -67,6 +67,11 @@
 ---@field input_window OpencodeKeymapInputWindow
 ---@field output_window OpencodeKeymapOutputWindow
 ---@field permission OpencodeKeymapPermission
+---@field session_picker OpencodeSessionPickerKeymap
+
+---@class OpencodeSessionPickerKeymap
+---@field delete_session OpencodeKeymapEntry
+---@field new_session OpencodeKeymapEntry
 
 ---@class OpencodeCompletionFileSourcesConfig
 ---@field enabled boolean
@@ -96,7 +101,6 @@
 ---@field input { text: { wrap: boolean } }
 ---@field completion OpencodeCompletionConfig
 
-
 ---@class OpencodeUIOutputConfig
 ---@field tools { show_output: boolean }
 ---@field rendering { markdown_debounce_ms: number, on_data_rendered: (fun(buf: integer, win: integer)|boolean)|nil }

lua/opencode/ui/session_picker.lua

@@ -2,10 +2,22 @@ local M = {}
 local picker = require('opencode.ui.picker')
 
 local picker_title = function()
-  local config = require('opencode.config')
-  local delete_config = config.keymap.session_picker.delete_session
-  local delete_key = delete_config and '  | ' .. delete_config[1] .. ' to delete' or ''
-  return 'Select A Session' .. delete_key
+  local config = require('opencode.config') --[[@as OpencodeConfig]]
+  local keymap_config = config.keymap.session_picker
+
+  local legend = {}
+  local actions = {
+    { key = keymap_config.delete_session, label = 'delete' },
+    { key = keymap_config.new_session, label = 'new' },
+  }
+
+  for _, action in ipairs(actions) do
+    if action.key and action.key[1] then
+      table.insert(legend, action.key[1] .. ' ' .. action.label)
+    end
+  end
+
+  return 'Select A Session' .. (#legend > 0 and ' | ' .. table.concat(legend, ' | ') or '')
 end
 
 local function format_session(session)