feat: establish NekoNest Cloud control and relay

app/api/hosts/revoke/route.ts

@@ -0,0 +1,28 @@
+import { getCloudViewer } from "@/app/cloud-auth";
+import { getOrCreateAccount, revokeHost } from "@/db/repository";
+import { apiError, readJsonMutation } from "../../respond";
+
+export async function POST(request: Request) {
+  try {
+    const viewer = await getCloudViewer();
+    if (!viewer) {
+      return Response.json(
+        { error: "authentication_required", message: "请先登录" },
+        { status: 401 },
+      );
+    }
+    const payload = await readJsonMutation<{ hostId?: string; reason?: string }>(
+      request,
+    );
+    const account = await getOrCreateAccount(viewer);
+    const result = await revokeHost({
+      accountId: account.id,
+      hostId: payload.hostId ?? "",
+      actorId: viewer.userId,
+      reason: payload.reason ?? "用户从控制台撤销主机",
+    });
+    return Response.json(result);
+  } catch (error) {
+    return apiError(error);
+  }
+}