add markdown support

lua/rua/plugins/lang/markdown.lua

@@ -0,0 +1,54 @@
+return {
+  {
+    "iamcco/markdown-preview.nvim",
+    cmd = { "MarkdownPreviewToggle", "MarkdownPreview", "MarkdownPreviewStop" },
+    build = function()
+      require("lazy").load({ plugins = { "markdown-preview.nvim" } })
+      vim.fn["mkdp#util#install"]()
+    end,
+    keys = {
+      {
+        "<leader>cp",
+        ft = "markdown",
+        "<cmd>MarkdownPreviewToggle<cr>",
+        desc = "Markdown Preview",
+      },
+    },
+    config = function()
+      vim.cmd([[do FileType]])
+    end,
+  },
+  {
+    "MeanderingProgrammer/render-markdown.nvim",
+    opts = {
+      file_types = { "markdown", "norg", "rmd", "org" },
+      code = {
+        sign = false,
+        width = "block",
+        right_pad = 1,
+      },
+      heading = {
+        sign = false,
+        icons = {},
+      },
+    },
+    ft = { "markdown", "norg", "rmd", "org" },
+    config = function(_, opts)
+      require("render-markdown").setup(opts)
+      -- LazyVim.toggle.map("<leader>um", {
+      --   name = "Render Markdown",
+      --   get = function()
+      --     return require("render-markdown.state").enabled
+      --   end,
+      --   set = function(enabled)
+      --     local m = require("render-markdown")
+      --     if enabled then
+      --       m.enable()
+      --     else
+      --       m.disable()
+      --     end
+      --   end,
+      -- })
+    end,
+  }
+}