(value: unknown)
| 51 | } |
| 52 | |
| 53 | function isStreamEvent(value: unknown): value is StreamEvent { |
| 54 | return ( |
| 55 | typeof value === 'object' && |
| 56 | value !== null && |
| 57 | 'type' in value && |
| 58 | typeof value.type === 'string' |
| 59 | ) |
| 60 | } |
| 61 | |
| 62 | // The JSON shape the call handler returns (mirrors createMcpAppCallHandler). |
| 63 | type CallHandlerResponse = { |