✨ feat(coding): implement splitjoin plugin and enable codeium chat

lua/plugins/coding.lua

@@ -5,6 +5,9 @@
 return {
   { -- Codeium
     import = "lazyvim.plugins.extras.coding.codeium",
+    opts = {
+      enable_chat = true,
+    },
     cond = function()
       return vim.g.aitool == "codeium"
     end,
@@ -108,4 +111,13 @@ return {
       preserve_cursor_position = true,
     },
   },
+  { -- mini.splitjoin
+    "echasnovski/mini.splitjoin",
+    event = "InsertEnter",
+    opts = {
+      mappings = {
+        toggle = "gJ",
+      },
+    },
+  },
 }