Full refactor of codebase and usage of lazyvim opts setting. Also split code in custom plugins

lua/plugins/colorscheme.lua

@@ -0,0 +1,15 @@
+return {
+	"ellisonleao/gruvbox.nvim",
+
+	config = function()
+		-- Useful for terminal emulators with a transparent background
+		local function transparentBackground()
+			vim.api.nvim_set_hl(0, "Normal", { bg = "none" })
+			vim.api.nvim_set_hl(0, "NormalFloat", { bg = "none" })
+		end
+
+		vim.cmd.colorscheme("gruvbox")
+
+		transparentBackground()
+	end
+}