add typst lsp and preview package

lua/custom/plugins/typst-preview.lua

@@ -0,0 +1,9 @@
+return {
+  'chomosuke/typst-preview.nvim',
+  ft = 'typst',
+  version = '1.*',
+  opts = {
+    port = 56643,
+    dependencies_bin = { ['tinymist'] = 'tinymist' },
+  },
+}

lua/plugins.lua

@@ -207,6 +207,7 @@ require('lazy').setup({
           'clang-format',
           'omnisharp',
           'prettierd',
+          'tinymist',
         })
 
         -- Skip automatic setup for servers