[Feature Request] /resume should update tab title to conversation name

Bug Description
/rename sets the tab name for me, which is great behavior. But what's annoying is that /resuming a conversation doesn't switch the tab's title to the conversation name, which it ought to.

Environment Info

• Platform: darwin
• Terminal: ghostty
• Version: 2.1.29
• Feedback ID: d9890149-4876-4e3f-93d6-63e2708e191d

Errors

[{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/danielbak/.local/share/claude/versions/2.1.29 (expected in multi-process scenarios)\n    at BUR (/$bunfs/root/claude:3589:2098)\n    at SPA (/$bunfs/root/claude:3589:1209)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-02-02T18:59:20.336Z"},{"error":"Error: String not found in file. Failed to apply edit.\n    at $kT (/$bunfs/root/claude:1463:731)\n    at iCR (/$bunfs/root/claude:1463:107)\n    at HWB (/$bunfs/root/claude:2153:123)\n    at Se_ (/$bunfs/root/claude:1682:2302)\n    at i$ (/$bunfs/root/claude:672:20681)\n    at wq (/$bunfs/root/claude:672:38949)\n    at Mt (/$bunfs/root/claude:672:49471)\n    at cj (/$bunfs/root/claude:672:85493)\n    at dt (/$bunfs/root/claude:672:84475)\n    at im (/$bunfs/root/claude:672:84301)","timestamp":"2026-02-02T18:59:24.797Z"}]