switch to luasnip, added better snipplets

lua/config/winsep.lua

@@ -0,0 +1,15 @@
+require("colorful-winsep").setup({
+  -- highlight for Window separator
+  -- timer refresh rate
+  interval = 30,
+  -- This plugin will not be activated for filetype in the following table.
+  no_exec_files = { "packer", "TelescopePrompt", "mason", "CompetiTest", "NvimTree" },
+  -- Symbols for separator lines, the order: horizontal, vertical, top left, top right, bottom left, bottom right.
+  symbols = { "━", "┃", "┏", "┓", "┗", "┛" },
+  close_event = function()
+    -- Executed after closing the window separator
+  end,
+  create_event = function()
+    -- Executed after creating the window separator
+  end,
+})