Expose endpoints/helpers to create a private and public space in a Geo App

- Expose the endpoint allowing connect to create and query a private space to Geo apps
  - expose `/connect/spaces` POST and GET as `/geo/spaces`
  - 
- Expose the functionality to create a public space via Hypergraph

```ts
      await Graph.createSpace({
        editorAddress: accountAddress,
        name: spaceName,
        network: 'TESTNET',
      });
```