refactor(core): migrate ai files from claude to ai

lua/plugins/supermaven.lua

@@ -0,0 +1,22 @@
+--- Supermaven - Fast AI code completion
+--- @module plugins.supermaven
+return {
+  "supermaven-inc/supermaven-nvim",
+  config = function()
+    require("supermaven-nvim").setup({
+      keymaps = {
+        accept_suggestion = "<Tab>",
+        clear_suggestion = "<C-]>",
+        accept_word = "<C-j>",
+      },
+      ignore_filetypes = { "cpp" },
+      color = {
+        suggestion_color = "#ffffff",
+        cterm = 244,
+      },
+      log_level = "info", -- set to "off" to disable logging completely
+      disable_inline_completion = false, -- disables inline completion for use with cmp
+      disable_keymaps = false, -- disables built in keymaps for more manual control
+    })
+  end,
+}