auth-backend: add missing type exports

Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>

plugins/auth-backend/src/index.ts

@@ -21,7 +21,7 @@
  */
 
 export * from './service/router';
-export type { TokenIssuer } from './identity';
+export type { TokenIssuer, TokenParams } from './identity';
 export * from './providers';
 
 // flow package provides 2 functions

plugins/auth-backend/src/providers/index.ts

@@ -37,6 +37,7 @@ export { factories as defaultAuthProviderFactories } from './factories';
 // Export the minimal interface required for implementing a
 // custom Authorization Handler
 export type {
+  AuthProviderConfig,
   AuthProviderRouteHandlers,
   AuthProviderFactoryOptions,
   AuthProviderFactory,