Email Trigger (IMAP): finds no emails on servers with broken IMAP4rev2 — please expose imapflow's disableIMAP4rev2

Bug Description Since n8n 2.x the Email Trigger (IMAP) uses imapflow (1.7.1 via @n8n/imap). imapflow sends ENABLE IMAP4rev2 whenever the server offers it. Strato's IMAP server (imap.strato.de, RZimapd) accepts this but then answers every SEARCH with an empty ESEARCH response, so the trigger never finds an email. The trigger is notified of new mail via IDLE, so the problem is easy to miss: no execution, no error, workflow shows as active. The debug log shows: Protocol trace with imapflow 1.7.1 (mailbox with 21 messages, 15 unseen): With disableIMAP4rev2: true the same server returns correct results (* SEARCH 169764 169792 …, 15 and 21 hits). The bug is on the server side (reported to Strato). But imapflow already ships the opt-out for this case: disableIMAP4rev2 is documented as a "targeted opt-out for servers with broken IMAP4rev2 implementations". n8n just doesn't expose it. To Reproduce 1. Create an IMAP credential for a Strato mailbox (imap.strato.de:…