added some custom fucntions and a new api

lua/custom-functions.lua

@@ -0,0 +1,23 @@
+-- lua/custom-functions.lua
+-- A library file with custom functions for cleaner code elsewhere
+
+local C = {}
+function C.runLastCommand()
+	-- TODO fix implementation
+	local term = require("toggleterm.terminal").get(1)-- Get terminal ID 1 
+	-- Save position and buffer context
+	if term then
+	  local original_window = vim.api.nvim_get_current_win()
+	  local saved_view = vim.fn.winsaveview()
+	   -- Using \r (carriage return) or \n\n often bypasses shell interceptors
+	  -- term:send("clear\r")
+	  term:send("test_dev.sh\r")
+	  vim.api.nvim_set_current_win(original_window)
+	  vim.fn.winrestview(saved_view)
+	else
+	  vim.notify("Terminal 1 is not open yet!", vim.log.levels.WARN)
+	end
+	-- Return logic
+end
+
+return C