add missing environs for tests

Signed-off-by: Jesse Sanford <108698+jessesanford@users.noreply.github.com>

Author: jessesanford

tests/test_proxy_oauth_endpoints.py

@@ -25,6 +25,9 @@ def proxy_server(monkeypatch):
     # construct metadata locally instead of performing an HTTP GET.
     os.environ.setdefault("UPSTREAM_AUTHORIZATION_ENDPOINT", "https://upstream.example.com/authorize")
     os.environ.setdefault("UPSTREAM_TOKEN_ENDPOINT", "https://upstream.example.com/token")
+    os.environ.setdefault("UPSTREAM_JWKS_URI", "https://upstream.example.com/jwks")
+    os.environ.setdefault("UPSTREAM_CLIENT_ID", "client123")
+    os.environ.setdefault("UPSTREAM_CLIENT_SECRET", "secret123")
 
     # Deferred import so the env vars above are in effect.
     from examples.servers.proxy_oauth import server as proxy_server_module