refactor(indent): simplify indent-blankline with rainbow-delimiters i…

…mplementation

lua/astrocommunity/pack/rainbow-delimiter-indent-blankline/README.md

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+# rainbow-delimiters.nvim integration for indent-blankline.nvim
+
+Provides rainbow indent guides that tie into their relevant bracket pairs, and a scope guide
+Provides `rainbow-delimiters.nvim` and configures `indent-blankline.nvim` as described in the [indent-blankline.nvim documentation](https://github.com/lukas-reineke/indent-blankline.nvim/tree/master?tab=readme-ov-file#rainbow-delimitersnvim-integration)
+
+**Repository:** <https://github.com/lukas-reineke/indent-blankline.nvim>
+**Repository:** <https://gitlab.com/HiPhish/rainbow-delimiters.nvim>
+
+## Preview
+
+![indent-colorizer-preview](https://github.com/lukas-reineke/indent-blankline.nvim/assets/12900252/67707d8e-57d3-411c-8418-77908d8babd9)

lua/astrocommunity/pack/rainbow-delimiter-indent-blankline/init.lua

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+return {
+  { import = "astrocommunity.editing-support.rainbow-delimiters-nvim" },
+  {
+    "lukas-reineke/indent-blankline.nvim",
+    main = "ibl",
+    dependencies = { "HiPhish/rainbow-delimiters.nvim" },
+    opts = function(_, opts)
+      if not opts.scope then opts.scope = {} end
+      opts.scope.highlight = vim.g.rainbow_delimiters.highlight
+        or {
+          "RainbowDelimiterRed",
+          "RainbowDelimiterYellow",
+          "RainbowDelimiterBlue",
+          "RainbowDelimiterOrange",
+          "RainbowDelimiterGreen",
+          "RainbowDelimiterViolet",
+          "RainbowDelimiterCyan",
+        }
+    end,
+
+    config = function(plugin, opts)
+      require(plugin.main).setup(opts)
+
+      local hooks = require "ibl.hooks"
+      hooks.register(hooks.type.SCOPE_HIGHLIGHT, hooks.builtin.scope_highlight_from_extmark)
+    end,
+  },
+}