AI SDK v5 migration (#14549)

Co-authored-by: Félix Malfait <felix@twenty.com>

packages/twenty-shared/src/ai/utils/parseStreamLine.ts

@@ -0,0 +1,9 @@
+import type { StreamEvent } from '../types/StreamEvent';
+
+export const parseStreamLine = (line: string): StreamEvent | null => {
+  try {
+    return JSON.parse(line) as StreamEvent;
+  } catch {
+    return null;
+  }
+};