feat: default wasm module

Author: sntran

README.md

@@ -7,6 +7,16 @@ Deno web interface to Rclone, using WebAssembly build.
 ```ts
 import { Rclone } from "https://raw.githubusercontent.com/sntran/denolcr/main/rclone.ts";
 
+const rclone = new Rclone();
+rclone.rc("core/version");
+```
+
+By default, the provided `rclone.wasm`[rclone.wasm] module is used. This can be
+changed by providing another compiled module in the constructor. For example:
+
+```ts
+import { Rclone } from "https://raw.githubusercontent.com/sntran/denolcr/main/rclone.ts";
+
 const module = await WebAssembly.compileStreaming(fetch("https://sntran.github.io/denolcr/rclone.wasm"));
 const rclone = new Rclone(module);
 

rclone.ts

@@ -1,8 +1,13 @@
 import "https://raw.githubusercontent.com/rclone/rclone/master/fs/rc/js/wasm_exec.js";
 
+// Provides a default WASM module.
+const wasm = await WebAssembly.compileStreaming(
+  fetch(new URL("./rclone.wasm", import.meta.url))
+);
+
 // A Rclone instance from a compiled WebAssemble module.
 export class Rclone extends WebAssembly.Instance {
-  constructor(module: WebAssembly.Module) {
+  constructor(module: WebAssembly.Module = wasm) {
     // Patches for rclone.
     // @ts-ignore
     globalThis.document ??= {};