fix(awooop): clarify legacy callback snapshot gaps

apps/web/messages/en.json

@@ -2853,6 +2853,7 @@
             "none": "No follow-up needed",
             "press_telegram_detail_or_history": "Press Telegram Detail / History once to create callback evidence",
             "press_telegram_detail_or_history_after_rollout": "Press Telegram Detail / History again to capture the new snapshot",
+            "review_legacy_callback_snapshot_gap": "New callbacks are captured; legacy missing snapshots do not need another press",
             "review_outbound_source_refs": "Review outbound source_refs gaps",
             "observed": "Wait for the next callback evidence"
           }

apps/web/messages/zh-TW.json

@@ -2854,6 +2854,7 @@
             "none": "不需補動作",
             "press_telegram_detail_or_history": "按一次 Telegram 詳情 / 歷史產生 callback evidence",
             "press_telegram_detail_or_history_after_rollout": "重新按 Telegram 詳情 / 歷史補新版 snapshot",
+            "review_legacy_callback_snapshot_gap": "新版已捕捉；舊 callback 缺 snapshot 不需重複按",
             "review_outbound_source_refs": "檢查 outbound source_refs 缺口",
             "observed": "等待下一次 callback evidence"
           }

apps/web/src/app/[locale]/awooop/runs/page.tsx

@@ -1967,6 +1967,7 @@ function CallbackReplyAuditSummaryPanel({
     nextActionRaw === "none" ||
     nextActionRaw === "press_telegram_detail_or_history" ||
     nextActionRaw === "press_telegram_detail_or_history_after_rollout" ||
+    nextActionRaw === "review_legacy_callback_snapshot_gap" ||
     nextActionRaw === "review_outbound_source_refs"
   ) ? nextActionRaw : "observed";
   const sourceRefCoverage = formatCoveragePercent(