feat(keymaps): dynamic which-key icons/descriptions for toggles (#4050)

## Description

<!-- Describe the big picture of your changes to communicate to the
maintainers
  why we should accept this pull request. -->

## Related Issue(s)

- [ ] Closes #4025

## Screenshots


![image](https://github.com/user-attachments/assets/8453c23c-d560-490c-9f96-a22ea88f45fd)

## Checklist

- [ ] I've read the
[CONTRIBUTING](https://github.com/LazyVim/LazyVim/blob/main/CONTRIBUTING.md)
guidelines.

lua/lazyvim/plugins/coding.lua

@@ -140,20 +140,6 @@ return {
       -- better deal with markdown code blocks
       markdown = true,
     },
-    keys = {
-      {
-        "<leader>up",
-        function()
-          vim.g.minipairs_disable = not vim.g.minipairs_disable
-          if vim.g.minipairs_disable then
-            LazyVim.warn("Disabled auto pairs", { title = "Option" })
-          else
-            LazyVim.info("Enabled auto pairs", { title = "Option" })
-          end
-        end,
-        desc = "Toggle Auto Pairs",
-      },
-    },
     config = function(_, opts)
       LazyVim.mini.pairs(opts)
     end,

lua/lazyvim/plugins/editor.lua

@@ -176,9 +176,9 @@ return {
           { "<leader>gh", group = "hunks" },
           { "<leader>q", group = "quit/session" },
           { "<leader>s", group = "search" },
-          { "<leader>u", group = "ui" },
+          { "<leader>u", group = "ui", icon = { icon = "󰙵 ", color = "cyan" } },
           { "<leader>w", group = "windows" },
-          { "<leader>x", group = "diagnostics/quickfix" },
+          { "<leader>x", group = "diagnostics/quickfix", icon = { icon = "󱖫 ", color = "green" } },
           { "[", group = "prev" },
           { "]", group = "next" },
           { "g", group = "goto" },
@@ -193,7 +193,7 @@ return {
         function()
           require("which-key").show({ global = false })
         end,
-        desc = "Buffer Local Keymaps (which-key)",
+        desc = "Buffer Keymaps (which-key)",
       },
     },
     config = function(_, opts)

lua/lazyvim/plugins/extras/ui/mini-animate.lua

@@ -14,6 +14,16 @@ return {
       end, { expr = true })
     end
 
+    LazyVim.toggle.map("<leader>ua", {
+      name = "Mini Animate",
+      get = function()
+        return not vim.g.minianimate_disable
+      end,
+      set = function(state)
+        vim.g.minianimate_disable = not state
+      end,
+    })
+
     local animate = require("mini.animate")
     return {
       resize = {

lua/lazyvim/plugins/lsp/init.lua

@@ -7,9 +7,9 @@ return {
       "mason.nvim",
       { "williamboman/mason-lspconfig.nvim", config = function() end },
     },
-    ---@class PluginLspOpts
     opts = function()
-      return {
+      ---@class PluginLspOpts
+      local ret = {
         -- options for vim.diagnostic.config()
         ---@type vim.diagnostic.Opts
         diagnostics = {
@@ -114,6 +114,7 @@ return {
           -- ["*"] = function(server, opts) end,
         },
       }
+      return ret
     end,
     ---@param opts PluginLspOpts
     config = function(_, opts)
@@ -150,7 +151,7 @@ return {
               and vim.bo[buffer].buftype == ""
               and not vim.tbl_contains(opts.inlay_hints.exclude, vim.bo[buffer].filetype)
             then
-              LazyVim.toggle.inlay_hints(buffer, true)
+              vim.lsp.inlay_hint.enable(true, { bufnr = buffer })
             end
           end)
         end

lua/lazyvim/plugins/treesitter.lua

@@ -1,4 +1,14 @@
 return {
+  {
+    "folke/which-key.nvim",
+    opts = {
+      spec = {
+        { "<BS>", desc = "Decrement Selection", mode = "x" },
+        { "<c-space>", desc = "Increment Selection", mode = { "x", "n" } },
+      },
+    },
+  },
+
   -- Treesitter is a new parser generator tool that we can
   -- use in Neovim to power faster and more accurate
   -- syntax highlighting.