feat: add support for migu3d formats

src/decrypt-worker/crypto/migu/migu3d_keyless.ts

@@ -0,0 +1,15 @@
+import { transformBlob } from '~/decrypt-worker/util/transformBlob';
+import type { CryptoBase } from '../CryptoBase';
+
+export class MiguCrypto implements CryptoBase {
+  cryptoName = 'Migu3D/Keyless';
+  checkByDecryptHeader = true;
+
+  async decrypt(buffer: ArrayBuffer): Promise<Blob> {
+    return transformBlob(buffer, (p) => p.make.Migu3D());
+  }
+
+  public static make() {
+    return new MiguCrypto();
+  }
+}