fixed server side team invitation

packages/stack-shared/src/interface/clientInterface.ts

@@ -645,7 +645,7 @@ export class StackClientInterface {
     email: string,
     teamId: string,
     callbackUrl: string,
-    session: InternalSession | null,
+    session: InternalSession,
   }): Promise<void> {
     await this.sendClientRequest(
       "/team-invitations/send-code",

packages/stack-shared/src/interface/serverInterface.ts

@@ -502,4 +502,26 @@ export class StackServerInterface extends StackClientInterface {
       null,
     );
   }
+
+  async sendServerTeamInvitation(options: {
+    email: string,
+    teamId: string,
+    callbackUrl: string,
+  }): Promise<void> {
+    await this.sendServerRequest(
+      "/team-invitations/send-code",
+      {
+        method: "POST",
+        headers: {
+          "Content-Type": "application/json"
+        },
+        body: JSON.stringify({
+          email: options.email,
+          team_id: options.teamId,
+          callback_url: options.callbackUrl,
+        }),
+      },
+      null,
+    );
+  }
 }

packages/stack/src/lib/stack-app.ts

@@ -1967,10 +1967,9 @@ class _StackServerAppImpl<HasTokenStore extends boolean, ProjectId extends strin
           throw new Error("Cannot invite user without a callback URL from the server. Make sure you pass the `callbackUrl` option: `inviteUser({ email, callbackUrl: ... })`");
         }
 
-        await app._interface.sendTeamInvitation({
+        await app._interface.sendServerTeamInvitation({
           teamId: crud.id,
           email: options.email,
-          session: null,
           callbackUrl: options.callbackUrl ?? constructRedirectUrl(app.urls.teamInvitation),
         });
       },