feat: initial push with a fully separated and organized user configuration for AstroNvim v3

plugins/user.lua

@@ -0,0 +1,12 @@
+return {
+  -- You can also add new plugins here as well:
+  -- Add plugins, the lazy syntax
+  -- "andweeb/presence.nvim",
+  -- {
+  --   "ray-x/lsp_signature.nvim",
+  --   event = "BufRead",
+  --   config = function()
+  --     require("lsp_signature").setup()
+  --   end,
+  -- },
+}