[feat] Added solarized dark theme

lua/base46/themes/solarized_dark.lua

@@ -0,0 +1,59 @@
+local M = {}
+
+M.base_30 = {
+  white = "#abb2bf",
+  darker_black = "#002530",
+  black = "#002b36", --  nvim bg
+  black2 = "#06313c",
+  one_bg = "#0a3540", -- real bg of onedark
+  one_bg2 = "#133e49",
+  one_bg3 = "#1b4651",
+  grey = "#28535e",
+  grey_fg = "#325d68",
+  grey_fg2 = "#3c6772",
+  light_grey = "#446f7a",
+  red = "#dc322f",
+  baby_pink = "#eb413e",
+  pink = "#d33682",
+  line = "#0f3a45", -- for lines like vertsplit
+  green = "#859900",
+  vibrant_green = "#b2c62d",
+  nord_blue = "#197ec5",
+  blue = "#268bd2",
+  yellow = "#b58900",
+  sun = "#c4980f",
+  purple = "#6c71c4",
+  dark_purple = "#5d62b5",
+  teal = "#519ABA",
+  orange = "#cb4b16",
+  cyan = "#2aa198",
+  statusline_bg = "#042f3a",
+  lightbg = "#113c47",
+  pmenu_bg = "#268bd2",
+  folder_bg = "#268bd2",
+}
+
+M.base_16 = {
+  base00 = "#002b36",
+  base01 = "#073642",
+  base02 = "#586e75",
+  base03 = "#657b83",
+  base04 = "#839496",
+  base05 = "#93a1a1",
+  base06 = "#eee8d5",
+  base07 = "#fdf6e3",
+  base08 = "#dc322f",
+  base09 = "#cb4b16",
+  base0A = "#b58900",
+  base0B = "#859900",
+  base0C = "#2aa198",
+  base0D = "#268bd2",
+  base0E = "#6c71c4",
+  base0F = "#d33682",
+}
+
+vim.opt.bg = "dark"
+
+M = require("base46").override_theme(M, "solarized_dark")
+
+return M