diff --git a/lua/telekasten/utils/definitions.lua b/lua/telekasten/utils/definitions.lua
index abba985..b1fffa6 100644
--- a/lua/telekasten/utils/definitions.lua
+++ b/lua/telekasten/utils/definitions.lua
@@ -1,3 +1,4 @@
+--luacheck: ignore 211
 ---@meta
 
 ---@alias MediaExtensions
@@ -19,45 +20,67 @@
 ---@field weeklies string
 ---@field templates string
 ---@field image_subdir string|nil Should be deprecated gracefully and replaced by "images"
----@field extension string
----@field new_note_filename string
----@field uuid_type string
----@field uuid_sep string
+---@field extension "md" | string
+---@field new_note_filename "title" | "uuid" | "uuid-title"
+---@field uuid_type "%Y%m%d%H%M" | string
+---@field uuid_sep "-" | string
 ---@field filename_space_subst string|nil
 ---@field follow_creates_nonexisting boolean
 ---@field dailies_create_nonexisting boolean
 ---@field weeklies_create_nonexisting boolean
 ---@field journal_auto_open boolean
----@field image_link_style string
----@field sort string
+---@field image_link_style "wiki" | "markdown"
+---@field sort "filename" | "modified"
 ---@field subdirs_in_links boolean
 ---@field plug_into_calendar boolean
 ---@field calendar_opts CalendarOpts
 ---@field close_after_yanking boolean
 ---@field insert_after_inserting boolean
----@field tag_notation string
----@field command_palette_theme string
+---@field tag_notation "#tag" | "@tag" | ":tag:" | "yaml-bare"
+---@field command_palette_theme "dropdown" | "ivy"
 ---@field show_tags_theme string
----@field template_handling string
----@field new_note_location string
+---@field template_handling "smart" | "prefer_new_note" | "always_ask"
+---@field new_note_location "smart" |"prefer_home" |  "same_as_current"
 ---@field rename_update_links boolean
----@field media_previewer string
+---@field media_previewer "telescope-media-files" | "catimg-previewer" | "viu-previewer"
 ---@field media_extensions MediaExtensions[]
 ---@field follow_url_fallback string|nil
 ---@field enable_create_new boolean
 ---@field clipboard_program string
 ---@field filter_extensions string[]
----@field template_new_note string
----@field template_new_daily string
----@field template_new_weekly string
+---@field template_new_note string|nil
+---@field template_new_daily string|nil
+---@field template_new_weekly string|nil
 ---@field find_command string[]
 ---@field rg_pcre boolean
+---
+---For defaults,
+---@see Config.get_defaults
+local VaultConfig = {}
+
+---@alias WeekNumberFormat
+---| 1 # WK01
+---| 2 # WK 1
+---| 3 # KW01
+---| 4 # KW 1
+---| 5 # 1
+
+---@alias CalendarStartDay
+---| 0 # weeks start on Sundays
+---| 1 # weeks start on Mondays
+
+---@alias CalendarMarkPosition
+---| 'left'     # ugly
+---| 'right'    # right to the day
+---| 'left-fit' # left of the day
 
 ---@class CalendarOpts
----@field weeknm number
----@field calendar_monday number
----@field calendar_mark string
+---@field weeknm WeekNumberFormat
+---@field calendar_monday CalendarStartDay
+---@field calendar_mark CalendarMarkPosition
+local CalendarOpts = {}
 
 ---@class MultiVaultConfig
 ---@field vaults table<string, VaultConfig>
 ---@field default_vault? string
+local MultiVaultConfig = {}