nvim: Render markdown todo active and deleted state

Additionally to the default states:

- [ ] new/empty entry
- [x] completed entry

we render two more:

- [-] active entry
- [_] deleted/not applicable entry

nvim/.config/nvim/lua/plugins/prose.lua

@@ -69,14 +69,24 @@ local prose_plugs = {
 		main = "render-markdown",
 		opts = {
 			file_types = { unpack(md_like) },
+			render_modes = { "n", "c", "i" },
 			code = {
 				sign = false,
 				width = "block",
 				right_pad = 1,
 			},
+			checkbox = {
+				custom = {
+					todo = { raw = "[-]", rendered = "󰡖 ", highlight = "RenderMarkdownTodo" },
+					removed = { raw = "[_]", rendered = "󱋭 ", highlight = "RenderMarkdownTodo" },
+				},
+			},
 		},
 		name = "render-markdown", -- Only needed if you have another plugin named markdown.nvim
-		dependencies = { "nvim-treesitter/nvim-treesitter", "nvim-tree/nvim-web-devicons" }, -- if you prefer nvim-web-devicons
+		dependencies = {
+			"nvim-treesitter/nvim-treesitter",
+			"nvim-tree/nvim-web-devicons",
+		},
 		ft = md_like,
 		cmd = "RenderMarkdown",
 		keys = {