fix(gift): 취소 완료 후 제출 상태를 해제한다

SodaLive/Sources/V2/Gift/Detail/GiftDetailViewModel.swift

@@ -89,8 +89,9 @@ final class GiftDetailViewModel: ObservableObject {
                     self.hasCompletedCancellation = true
                     self.isShowingCancelDialog = false
                     self.onCanceled(self.applicationNo) { [weak self] didReplace in
-                        guard let self, !didReplace else { return }
+                        guard let self else { return }
                         self.isCancelSubmitting = false
+                        guard !didReplace else { return }
                         self.fetch()
                     }
                 } catch {

work/tests/check-gift-detail-cancel-loading.sh

@@ -0,0 +1,21 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+root="$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)"
+ruby - "$root" <<'RUBY'
+root = ARGV.fetch(0)
+source = File.read(File.join(root, 'SodaLive/Sources/V2/Gift/Detail/GiftDetailViewModel.swift'))
+  .gsub(%r{"(?:\\.|[^"\\])*"|//[^\n]*|/\*.*?\*/}m) { |token| token.start_with?('"') ? token : '' }
+  .gsub(/\s+/, ' ').gsub(/\s*([(),:])\s*/, '\1').strip
+
+completion = source[/self\.onCanceled\(self\.applicationNo\)\s*\{ \[weak self\] didReplace in (.*?) self\.fetch\(\)\s*\}/, 1]
+abort 'RED gift-detail cancel loading: cancellation completion block not found' unless completion
+
+reset = completion.index('self.isCancelSubmitting = false')
+successful_return = completion.index('guard !didReplace else { return }')
+unless reset && successful_return && reset < successful_return
+  abort 'RED gift-detail cancel loading: successful replacement must clear isCancelSubmitting before returning'
+end
+
+puts 'PASS gift-detail cancel loading: successful replacement clears submission state'
+RUBY