Error when installing from JSR

```sh
~/whaleybar/server on git main [!?] via deno v2.0.2 via nodejs v22.9.0
x deno add jsr:@oak/commons
Add jsr:@oak/commons@1.0.0
error: Unknown export './unstable-types' for '@std/testing@1.0.3'.
  Package exports:
 * ./bdd
 * ./mock
 * ./snapshot
 * ./time
 * ./types
 ```