fix(external-entry): preserve legacy private room links

src/app/external-entry/page.tsx

@@ -6,6 +6,7 @@
  * `/external-entry?target=chat&mode=promotion&promotion_type=voice`
  * `/external-entry?target=chat&character=maya`
  * `/external-entry?target=tip`
+ * `/external-entry?target=private-zone&character=nayeli`
  *
  * 页面不直接 `redirect()`，而是把数据交给 Client 组件先写入本地存储，
  * 再通过 `router.replace()` 清理 URL 并跳转到最终页面。

src/lib/navigation/__tests__/external_entry.test.ts

@@ -14,12 +14,15 @@ describe("external entry navigation", () => {
     expect(resolveExternalEntryTarget({})).toBe(ROUTES.chat);
   });
 
-  it("resolves only canonical targets", () => {
+  it("resolves canonical targets and the published private-room alias", () => {
     expect(resolveExternalEntryTarget({ target: "chat" })).toBe(ROUTES.chat);
     expect(resolveExternalEntryTarget({ target: "tip" })).toBe(ROUTES.tip);
     expect(resolveExternalEntryTarget({ target: "private-zone" })).toBe(
       ROUTES.privateZone,
     );
+    expect(resolveExternalEntryTarget({ target: "private-room" })).toBe(
+      ROUTES.privateZone,
+    );
   });
 
   it("rejects removed aliases and unsupported targets", () => {
@@ -49,6 +52,28 @@ describe("external entry navigation", () => {
       }),
     ).toBe(getCharacterRoutes("elio").privateZone);
   });
+
+  it.each([
+    ["chat", "elio", getCharacterRoutes("elio").chat],
+    ["chat", "maya", getCharacterRoutes("maya").chat],
+    ["chat", "nayeli", getCharacterRoutes("nayeli").chat],
+    ["tip", "elio", getCharacterRoutes("elio").tip],
+    ["tip", "maya", getCharacterRoutes("maya").tip],
+    ["tip", "nayeli", getCharacterRoutes("nayeli").tip],
+    ["private-zone", "elio", getCharacterRoutes("elio").privateZone],
+    ["private-zone", "maya", getCharacterRoutes("maya").privateZone],
+    ["private-zone", "nayeli", getCharacterRoutes("nayeli").privateZone],
+    ["private-room", "elio", getCharacterRoutes("elio").privateZone],
+    ["private-room", "maya", getCharacterRoutes("maya").privateZone],
+    ["private-room", "nayeli", getCharacterRoutes("nayeli").privateZone],
+  ])(
+    "routes target=%s character=%s to %s",
+    (target, character, expectedDestination) => {
+      expect(resolveExternalEntryDestination({ target, character })).toBe(
+        expectedDestination,
+      );
+    },
+  );
 });
 
 describe("external entry facebook identity binding", () => {

src/lib/navigation/external_entry.ts

@@ -129,7 +129,9 @@ function resolveTarget(
 
   if (target === "chat") return ROUTES.chat;
   if (target === "tip") return ROUTES.tip;
-  if (target === "private-zone") return ROUTES.privateZone;
+  if (target === "private-zone" || target === "private-room") {
+    return ROUTES.privateZone;
+  }
 
   return null;
 }