v2026.09.11.1

What's Changed

Internal

• Rebuild a blast's audience as of started_at when its snapshot is gone by @gianfrancopiana in #7575
• Admit a blast to the daily quota once, and track its deferral by @gianfrancopiana in #7576
• Show sellers when an email blast is still sending, waiting, or incomplete by @gianfrancopiana in #7578
• Lead the incomplete-send sentence with what the seller does not know by @gianfrancopiana in #7580
• Let sellers send an incomplete email to the rest of its audience by @gianfrancopiana in #7579

Full Changelog: v2026.09.10.8...v2026.09.11.1