Migrate vim to neovim (min v0.11)

Install newest vim-releases via appimage from github-page!

.config/nvim/lua/plugins/gruvbox.lua

@@ -0,0 +1,20 @@
+return {
+	{
+	--	"lifepillar/vim-gruvbox8",
+	--	priority = 1000, --ensure loading before other plugins
+	--	opts = {},
+	--	config = function()
+	--		vim.g.gruvbox_contrast_dark = "hard"
+	--		--vim.cmd("colorscheme gruvbox8")
+	--	end,
+	--}, {	
+		"ellisonleao/gruvbox.nvim",
+		priority = 1000,
+		opts = {
+			contrast = "hard",
+		},
+		config = function()
+			vim.cmd("colorscheme gruvbox")
+		end
+	}
+}