neovim: Restore none-ls/null-ls for Prettier formatting

neovim/lua/plugins/ide.lua

@@ -396,6 +396,28 @@ return {
     },
 
     -- LSP
+    {
+        "nvimtools/none-ls.nvim",
+        config = function(_plugin, opts)
+            local null_ls = require("null-ls")
+
+            local group = vim.api.nvim_create_augroup("lsp_format_on_save", { clear = false })
+
+            local prettier_filetypes = {}
+            for k, v in ipairs(null_ls.builtins.formatting.prettier.filetypes) do
+                prettier_filetypes[k] = v
+            end
+            table.insert(prettier_filetypes, "htmldjango") -- Jinja templates
+
+            null_ls.setup({
+                sources = {
+                    null_ls.builtins.formatting.prettier.with({
+                        filetypes = prettier_filetypes,
+                    }),
+                },
+            })
+        end,
+    },
     {
         "mrcjkb/rustaceanvim",
         version = '^6',