Add "REACT_APP_HYDRA_PUBLIC_URL" variable to deployment

deployment/helmchart/templates/configmaps.yaml

@@ -19,6 +19,8 @@ data:
   KRATOS_PUBLIC_URL: {{ .Values.backend.kratos.publicUrl }}
   KRATOS_ADMIN_URL: {{ .Values.backend.kratos.adminUrl }}
   HYDRA_PUBLIC_URL: {{ .Values.backend.oidc.baseUrl }}
+  # React can only read this env variable if it's prepended with REACT_APP
+  REACT_APP_HYDRA_PUBLIC_URL: {{ .Values.backend.oidc.baseUrl }}
   HYDRA_ADMIN_URL: {{ .Values.backend.hydra.adminUrl }}
   LOGIN_PANEL_URL: {{ .Values.backend.loginPanelUrl }}
   DATABASE_URL: {{ .Values.backend.databaseUrl }}