add niri and update nvim config

.config/nvim/lua/aaron/init/init.lua

@@ -0,0 +1,17 @@
+--[[ Plugins:
+- lazy vim -- package manager
+- mini.bracketed -- move to textobjects with brackets
+- mini.ai --selection with textobjects, such as "indside quotes, parens etc"
+- mini.indentscope -- show indent scope
+- mini.cursorword -- highlight identical words
+- gitsigns -- inline git info, stage by line, show deleted and more
+- whichkey -- ongoing keybind docu
+- telescope	-- fast open anything
+- treesitter -- syntax tree
+- undotree -- view the undotree
+
+- lsp?
+- autocomplete > coq.nvim?
+
+- sugar > lualine?
+]]