REFACTOR: Annotations for autocompletion, reworked how projects are made

and handled, wrote the c file replacing the copied python code.

lua/vern/init.lua

@@ -1,19 +1,16 @@
 local M = {}
 
-function M.test()
-    vim.ui.input({ prompt = "Test: ", default = "" }, function(input)
-        print(input)
-    end)
-end
-
 local configs = require("vern.configs")
 local actions = require("vern.actions")
-M.opts = {}
 
+---@type VernCoreConfig
+M.opts = vim.deepcopy(configs)
+
+---@param user_opts? VernCoreConfig | table
 function M.setup(user_opts)
+    ---@type VernCoreConfig
     M.opts = vim.tbl_deep_extend("force", {}, configs, user_opts or {})
 
-    --- Bind global keybinds
     for key, def in pairs(M.opts.keybinds or {}) do
         if type(def.action) == "function" then
             vim.keymap.set("n", key, function()
@@ -25,7 +22,6 @@ function M.setup(user_opts)
         end
     end
 
-    --- Load project cmdline commands
     vim.api.nvim_create_user_command("VernCreateProject", function()
         if actions.create_project then
             actions.create_project(M.opts)
@@ -38,10 +34,7 @@ function M.setup(user_opts)
         end
     end, { nargs = "*", desc = "Creates a new file for project" })
 
-    --- Create group and attach based on ft
-    local group =
-        vim.api.nvim_create_augroup("VernAutocommands", { clear = true })
-
+    local group = vim.api.nvim_create_augroup("VernAutocommands", { clear = true })
     vim.api.nvim_create_autocmd("FileType", {
         group = group,
         pattern = "*",