Failed to load agent

### GSD Version

1.22.4

### Runtime

Gemini CLI

### What happened?

✕ Agent loading error: Failed to load agent from C:\Users\xandi\.gemini\agents\gsd-verifier.md: Validation failed: Agent Definition:
  : Unrecognized key(s) in object: 'skills'


### What did you expect?

No errors

### Steps to reproduce

Run gemini

### Relevant logs or error messages

```shell

```