chore: Pin package:jose (#36)

Author: mosuem

lib/src/identity/token_verifier.dart

@@ -4,7 +4,8 @@ library;
 import 'dart:convert';
 
 import 'package:http/http.dart' as http;
-import 'package:jose/jose.dart';
+import 'package:jose/jose.dart'
+    show JoseException, JsonWebKey, JsonWebKeyStore, JsonWebToken;
 
 import '../https/error.dart';
 

pubspec.yaml

@@ -27,7 +27,9 @@ dependencies:
       path: packages/googleapis_firestore
   protobuf: ^6.0.0
   http: ^1.6.0
-  jose: ^0.3.5
+  # Pin as this is an external dependency. 
+  # TODO: Vendor in this package.
+  jose: 0.3.5
   # Required for builder
   build: ^4.0.4
   source_gen: ^4.2.0