How to use the xterm/src/xterm.ts.applyAddon function in xterm

import Terminal from "xterm/src/xterm.ts";
import * as attach from "./attach.ts";
import * as fullscreen from "xterm/src/addons/fullscreen/fullscreen.ts";
import * as fit from "xterm/src/addons/fit/fit.ts";

import "xterm/dist/xterm.css";
import "xterm/dist/addons/fullscreen/fullscreen.css";

// imports "Go"
import "./wasm_exec.js";

Terminal.applyAddon(attach);
Terminal.applyAddon(fullscreen);
Terminal.applyAddon(fit);

// Polyfill for WebAssembly on Safari
if (!WebAssembly.instantiateStreaming) {
  WebAssembly.instantiateStreaming = async (resp, importObject) => {
    const source = await (await resp).arrayBuffer();
    return await WebAssembly.instantiate(source, importObject);
  };
}

const go = new Go();
WebAssembly.instantiateStreaming(fetch("main.wasm"), go.importObject).then(
  result => {
    let mod = result.module;
    let inst = result.instance;

import Terminal from "xterm/src/xterm.ts";
import * as attach from "./attach.ts";
import * as fullscreen from "xterm/src/addons/fullscreen/fullscreen.ts";
import * as fit from "xterm/src/addons/fit/fit.ts";

import "xterm/dist/xterm.css";
import "xterm/dist/addons/fullscreen/fullscreen.css";

// imports "Go"
import "./wasm_exec.js";

Terminal.applyAddon(attach);
Terminal.applyAddon(fullscreen);
Terminal.applyAddon(fit);

// Polyfill for WebAssembly on Safari
if (!WebAssembly.instantiateStreaming) {
  WebAssembly.instantiateStreaming = async (resp, importObject) => {
    const source = await (await resp).arrayBuffer();
    return await WebAssembly.instantiate(source, importObject);
  };
}

const go = new Go();
WebAssembly.instantiateStreaming(fetch("main.wasm"), go.importObject).then(
  result => {
    let mod = result.module;
    let inst = result.instance;
    go.run(inst);

import Terminal from "xterm/src/xterm.ts";
import * as attach from "./attach.ts";
import * as fullscreen from "xterm/src/addons/fullscreen/fullscreen.ts";
import * as fit from "xterm/src/addons/fit/fit.ts";

import "xterm/dist/xterm.css";
import "xterm/dist/addons/fullscreen/fullscreen.css";

// imports "Go"
import "./wasm_exec.js";

Terminal.applyAddon(attach);
Terminal.applyAddon(fullscreen);
Terminal.applyAddon(fit);

// Polyfill for WebAssembly on Safari
if (!WebAssembly.instantiateStreaming) {
  WebAssembly.instantiateStreaming = async (resp, importObject) => {
    const source = await (await resp).arrayBuffer();
    return await WebAssembly.instantiate(source, importObject);
  };
}

const go = new Go();
WebAssembly.instantiateStreaming(fetch("main.wasm"), go.importObject).then(
  result => {
    let mod = result.module;
    let inst = result.instance;
    go.run(inst);
  }