优化: 清理无意义注释(走查编号前缀/过时历史标注/死代码注释)

src/i18n/en/auditLog.ts

@@ -49,7 +49,7 @@ export default {
     decided: {
       human: 'Human',
       auto: 'Auto',
-      // SA-1: cover all backend decided_by sources (different decision paths, more precise than generic 'auto')
+      // cover all backend decided_by sources (different decision paths, more precise than generic 'auto')
       auto_trust: 'Auto (trusted)',
       auto_dedup: 'Auto (deduped)',
       cache_hit: 'Auto (cached)',
@@ -66,7 +66,7 @@ export default {
     convTruncated: 'Content truncated (expand to view full conversation)',
     convSelectHint: '← Select a conversation to view full interaction log',
     convReasoning: 'Reasoning (thinking)',
-    // SA-2: conversation role labels (previously hardcoded Chinese, now i18n)
+    // conversation role labels (previously hardcoded Chinese, now i18n)
     convRoleUser: '🧑 User',
     convRoleAssistant: '🤖 Assistant',
     convRoleTool: '🔧 Tool',