improvement(mothership): do not silently re-route missing stream id (#4295)

icecrasher321 · web-flow · commit f16d17ba498c · 2026-04-24T16:37:40.000-07:00
diff --git a/apps/sim/lib/copilot/request/session/contract.ts b/apps/sim/lib/copilot/request/session/contract.ts
@@ -165,6 +165,7 @@ function isStreamRef(value: unknown): value is MothershipStreamV1StreamRef {
   return (
     isRecord(value) &&
     typeof value.streamId === 'string' &&
+    value.streamId.length > 0 &&
     isOptionalString(value.chatId) &&
     isOptionalString(value.cursor)
   )

Original file line number	Diff line number	Diff line change
`@@ -165,6 +165,7 @@ function isStreamRef(value: unknown): value is MothershipStreamV1StreamRef {`
`165`	`165`	`return (`
`166`	`166`	`isRecord(value) &&`
`167`	`167`	`typeof value.streamId === 'string' &&`
	`168`	`+ value.streamId.length > 0 &&`
`168`	`169`	`isOptionalString(value.chatId) &&`
`169`	`170`	`isOptionalString(value.cursor)`
`170`	`171`	`)`