re-write whole plugin

added features to have local nvchad themes, override specific colors aka variables in nvchad themes

lua/hl_themes/doom-chad.lua

@@ -1,35 +0,0 @@
-local colors = {
-   white = "#bbc2cf",
-   darker_black = "#22262e",
-   black = "#282c34", --  nvim bg
-   black2 = "#2e323a",
-   one_bg = "#32363e", -- real bg of onedark
-   one_bg2 = "#3c4048",
-   one_bg3 = "#41454d",
-   grey = "#494d55",
-   grey_fg = "#53575f",
-   grey_fg2 = "#5d6169",
-   light_grey = "#676b73",
-   red = "#ff6b5a",
-   baby_pink = "#ff7665",
-   pink = "#ff75a0",
-   line = "#2f333b", -- for lines like vertsplit
-   green = "#98be65",
-   vibrant_green = "#a9cf76",
-   nord_blue = "#47a5e5",
-   blue = "#51afef",
-   yellow = "#ECBE7B",
-   sun = "#f2c481",
-   purple = "#afa7e7",
-   dark_purple = "#c678dd",
-   teal = "#4db5bd",
-   orange = "#ea9558",
-   cyan = "#46D9FF",
-   statusline_bg = "#2d3139",
-   lightbg = "#3a3e46",
-   lightbg2 = "#32363e",
-   pmenu_bg = "#98be65",
-   folder_bg = "#51afef",
-}
-
-return colors