Add unified IM channel plugin

plugin-src/host/index.mjs

@@ -0,0 +1,22 @@
+import { apply as applyFeishu } from '@xmanrui/dsh-feishu';
+import { apply as applyWeixin } from '@xmanrui/dsh-weixin';
+
+export const name = 'dsh-im-host';
+export const inject = ['connection', 'credentials', 'webServer'];
+
+export function createImHostPlugin(internals = {}) {
+  const startFeishu = internals.applyFeishu ?? applyFeishu;
+  const startWeixin = internals.applyWeixin ?? applyWeixin;
+  return Object.freeze({
+    name,
+    inject,
+    async apply(ctx, config = {}) {
+      await startFeishu(ctx, config.feishu ?? {});
+      await startWeixin(ctx, config.weixin ?? {});
+    },
+  });
+}
+
+export async function apply(ctx, config = {}) {
+  return createImHostPlugin().apply(ctx, config);
+}