add solarized osaka theme (#292)

lua/base46/themes/solarized_osaka.lua

@@ -0,0 +1,88 @@
+-- Credits to original https://github.com/craftzdog/solarized-osaka.nvim
+-- This is a modified version of it
+
+---@type Base46Table
+local M = {}
+
+M.base_30 = {
+  white = "#abb2bf",
+  darker_black = "#011923",
+  black = "#011219",
+  black2 = "#02202D",
+  one_bg = "#022736",
+  one_bg2 = "#03394F",
+  one_bg3 = "#044A67",
+  grey = "#405055",
+  grey_fg = "#47585E",
+  grey_fg2 = "#4F6369",
+  light_grey = "#586E75",
+  red = "#db302d",
+  baby_pink = "#575ea2",
+  pink = "#849900",
+  line = "#022736",
+  green = "#849900",
+  vibrant_green = "#bad600",
+  nord_blue = "#1a6397",
+  blue = "#268bd3",
+  yellow = "#b28500",
+  sun = "#e6ac00",
+  purple = "#29a298",
+  dark_purple = "#B02669",
+  teal = "#519ABA",
+  orange = "#C84C16",
+  cyan = "#2aa198",
+  statusline_bg = "#02202D",
+  lightbg = "#03394F",
+  pmenu_bg = "#29a298",
+  folder_bg = "#268bd3",
+}
+
+M.base_16 = {
+  base00 = M.base_30.black,
+  base01 = M.base_30.one_bg,
+  base02 = M.base_30.one_bg2,
+  base03 = M.base_30.one_bg3,
+  base04 = "#1b4651",
+  base05 = "#abb2bf",
+  base06 = "#eee8d5",
+  base07 = "#fdf6e3",
+  base08 = "#268bd2",
+  base09 = "#519ABA",
+  base0A = "#b28500",
+  base0B = "#29a298",
+  base0C = "#c94c16",
+  base0D = "#268bd2",
+  base0E = "#849900",
+  base0F = "#c94c16",
+}
+
+M.polish_hl = {
+  treesitter = {
+    ["@constant"] = { fg = "#29a298" }, -- could be deleted if #284 get merged
+    ["@operator"] = { fg = "#849900" },
+    ["@variable.parameter"] = { fg = "#c94c16" },
+    ["@function.builtin"] = { fg = "#c94c16" },
+  },
+
+  syntax = {
+    Include = { fg = "#849900" },
+    Tag = { fg = "#849900" },
+  },
+
+  defaults = {
+    IncSearch = { fg = "#c94c16", bg = "none", standout = true },
+  },
+
+  lsp = {
+    DiagnosticVirtualTextError = { bg = "#570f0e", fg = M.base_30.red },
+    DiagnosticVirtualTextWarn = { bg = "#332700", fg = M.base_30.yellow },
+    DiagnosticVirtualTextInfo = { bg = "#0f3856", fg = M.base_30.blue },
+    DiagnosticVirtualTextHint = { bg = "#103a3c", fg = M.base_30.purple },
+  },
+}
+
+M.type = "dark"
+
+M = require("base46").override_theme(M, "solarized_osaka")
+
+return M