feat: tailor swiftie, and minor fixes

after/plugin/treesitter.lua

@@ -28,6 +28,17 @@ require"nvim-treesitter.configs".setup {
     },
 }
 
+local treesitter_parser_config = require "nvim-treesitter.parsers".get_parser_configs()
+treesitter_parser_config.templ = {
+  install_info = {
+    url = "https://github.com/vrischmann/tree-sitter-templ.git",
+    files = {"src/parser.c", "src/scanner.c"},
+    branch = "master",
+  },
+}
+
+vim.treesitter.language.register('templ', 'templ')
+
 vim.wo.foldmethod = "manual"
 vim.wo.foldexpr = "nvim_treesitter#foldexpr()"
 vim.o.foldlevelstart = 99 -- do not close folds when a buffer is opened