refactor: adding missed changes

TICKET: WP-5444

Author: danielzhao122

modules/express/src/typedRoutes/api/v2/lightningInitWallet.ts

@@ -0,0 +1,31 @@
+import * as t from 'io-ts';
+import { httpRoute, httpRequest, optional } from '@api-ts/io-ts-http';
+import { BitgoExpressError } from '../../schemas/error';
+
+// Params: coin (lightning coin), walletId path parameter
+export const LightningInitWalletParams = {
+  coin: t.string,
+  walletId: t.string,
+};
+
+// Body shape (required + optional). We intentionally do NOT reuse the composite
+// InitLightningWalletRequest intersection codec here because httpRequest expects
+// a plain object mapping of field -> codec, not an io-ts Type instance.
+export const LightningInitWalletBody = {
+  passphrase: t.string,
+  expressHost: optional(t.string),
+};
+
+/**
+ * Lightning - Initialize node
+ * @operationId express.lightning.initWallet
+ * POST /api/v2/{coin}/wallet/{walletId}/initwallet
+ */
+export const PostLightningInitWallet = httpRoute({
+  path: '/api/v2/:coin/wallet/:walletId/initwallet',
+  method: 'POST',
+  request: httpRequest({ params: LightningInitWalletParams, body: LightningInitWalletBody }),
+  response: { 200: t.unknown, 400: BitgoExpressError },
+});
+
+export type PostLightningInitWallet = typeof PostLightningInitWallet;