[ADDED] os detection

lua/os_info.lua

@@ -0,0 +1,14 @@
+local M = {}
+
+-- OS detection logic
+if vim.fn.has("win32") == 1 then
+  M.is_windows = true
+elseif vim.fn.has("unix") == 1 then
+  M.is_linux = true
+elseif vim.fn.has("mac") == 1 then -- INFO: LOL
+  M.is_mac = true
+else
+  print("Unsupported OS detected!")
+  M.config_path = nil
+end
+return M