added neovim config and basic README.md

lua/core/config/custom.lua

@@ -0,0 +1,22 @@
+local opt = vim.opt
+
+opt.guicursor = "" -- For indentation
+
+opt.relativenumber = true
+opt.number = true
+
+opt.tabstop = 2
+opt.softtabstop = 2
+opt.shiftwidth = 2
+opt.smartindent = true
+
+opt.hlsearch = false
+opt.incsearch = true
+
+opt.termguicolors = true
+
+vim.g.rust_recommended_style = 0
+
+local setkb = vim.keymap.set
+
+setkb('n', '<M-v>', '<C-v>')