docs: update help docs

Author: 2KAbhishek

doc/utils.txt

@@ -27,8 +27,8 @@ SETUP                                                            *utils-setup*
 
 REQUIREMENTS ~
 
-- Latest version of `neovim`
 - `plenary.nvim`
+- `nvim-web-devicons` (optional, for language icons)
 
 
 INSTALLATION ~
@@ -45,35 +45,12 @@ If you are building a plugin that requires the utilities provided by
         'yourname/plugin.nvim',
         dependencies = {
             '2kabhishek/utils.nvim'
-        },
-    },
-<
-
-
-CONFIGURATION
-
-`utils.nvim` can optionally be configured by specifying `opts` with Lazy or
-alternatively with the `setup` function like so:
-
->lua
-    -- Lazy opts:
-    {
-        'yourname/plugin.nvim',
-        dependencies = {
-            {
-                '2kabhishek/utils.nvim',
-                opts = {
-                    -- 'telescope', 'fzf_lua', or 'snacks' (default)
-                    picker_provider = "snacks",
-                }
+            opts = {
+                -- Decide picker is used by default
+                picker_provider = "snacks", -- 'telescope', 'fzf_lua', or 'snacks' (default)
             }
         },
-    }
-    
-    -- using `setup` function:
-    require("utils").setup({
-        picker_provider = "telescope"
-    })
+    },
 <
 
 
@@ -88,6 +65,7 @@ functionalities:
 - `picker`a module providing abstractions over various picker providers, supports `telescope`, `fzf_lua`, and `snacks`.
 - `cache`a module for caching data and managing cache files.
 - `notification`a module for simplifying notification queues.
+- `language`a module for programming language filetype and icon management.
 - `shell`a module for executing shell commands and opening URLs, files.
 - `json`a module for handling JSON data.
 - `time`a module for working with time and date.