refactor lualine resolution

- create util to determine theme just by the name
- read config from colorschemes.json

lua/lualine/themes/nordbones.lua

@@ -1,34 +1 @@
--- This file is auto-generated by shipwright.nvim
-local common_fg = "#A8B1C5"
-local inactive_bg = "#414959"
-local inactive_fg = "#F2F4F7"
-
-return {
-	normal = {
-		a = { bg = "#727F98", fg = common_fg, gui = "bold" },
-		b = { bg = "#576175", fg = common_fg },
-		c = { bg = "#485061", fg = "#EBEEF3" },
-	},
-
-	insert = {
-		a = { bg = "#476968", fg = common_fg, gui = "bold" },
-	},
-
-	command = {
-		a = { bg = "#84637E", fg = common_fg, gui = "bold" },
-	},
-
-	visual = {
-		a = { bg = "#545F70", fg = common_fg, gui = "bold" },
-	},
-
-	replace = {
-		a = { bg = "#663A3E", fg = common_fg, gui = "bold" },
-	},
-
-	inactive = {
-		a = { bg = inactive_bg, fg = inactive_fg, gui = "bold" },
-		b = { bg = inactive_bg, fg = inactive_fg },
-		c = { bg = inactive_bg, fg = inactive_fg },
-	},
-}
+return require("zenbones.util").get_lualine_theme("nordbones")