Connecting to local CLN node without proxy

### Feature description

I want to be able to connect to my local CLN node

### Describe the solution

probably should be connecting via CLNRest or JSON-RPC

### Describe alternatives

_No response_

### Additional context

_No response_

### Are you working on this?

None

Start by reviewing the extension's existing node connection and proxy flow, then compare the local CLNRest and JSON-RPC options named in the issue. Clarify the supported connection path, browser and security constraints, and the acceptance criteria before making changes; done should mean a local CLN node connects successfully without the proxy.

Written by the indexing model from the issue text.