appview/oauth: support custom PLC directory

- inherit idResolver's PLC directory for oauth
- override `Client.Transport` to support PDS served in localhost

Signed-off-by: Seongmin Lee <[e-mail]>

appview/oauth/oauth.go

···
 
 	sessStore := sessions.NewCookieStore([]byte(config.Core.CookieSecret))
 
+	clientApp := oauth.NewClientApp(&oauthConfig, authStore)
+	// use same plc directory from idresolver
+	clientApp.Dir = res.Directory()
+	// allow non-public transports in dev mode
+	if config.Core.Dev {
+		clientApp.Resolver.Client.Transport = http.DefaultTransport
+	}
+
 	return &OAuth{
-		ClientApp:  oauth.NewClientApp(&oauthConfig, authStore),
+		ClientApp:  clientApp,
 		Config:     config,
 		SessStore:  sessStore,
 		JwksUri:    jwksUri,

appview/state/login.go

···
 
 		redirectURL, err := s.oauth.ClientApp.StartAuthFlow(r.Context(), handle)
 		if err != nil {
+			l.Error("failed to start auth", "err", err)
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}