#3202 fix(cli): preserve detected iOS target in Builder onboarding

Summary

• map the authoritative Release bundle ID to its matching Xcode application target
• persist the detected target as CAPGO_IOS_TARGET during iOS Builder onboarding
• prevent custom-target projects from falling back to the nonexistent App target during marketing-version handling
• add regression coverage for the Dinnerish / com.dinnerish.app case with multiple application targets

Testing

• bun run cli:check
• focused bundle-ID detector and iOS tail handoff regression tests

---

^{Need help on this PR? Tag @codesmith-bot with what you need. Autofix is disabled.}