🤖 refactor: remove unused variable from EventCollector

The 'before' variable was previously used for debug logging but is no longer needed

Author: ammar-agent

tests/ipcMain/helpers.ts

@@ -235,7 +235,6 @@ export class EventCollector {
    * Collect all events for this workspace from the sent events array
    */
   collect(): WorkspaceChatMessage[] {
-    const before = this.events.length;
     this.events = this.sentEvents
       .filter((e) => e.channel === this.chatChannel)
       .map((e) => e.data as WorkspaceChatMessage);