complete story 5.3 with qa tests

docs/qa/gates/5.3-post-deletion.yml

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+# Quality Gate: Story 5.3 - Post Deletion
+schema: 1
+story: "5.3"
+story_title: "Post Deletion"
+gate: PASS
+status_reason: "All acceptance criteria met with comprehensive test coverage. Clean implementation following Laravel/Livewire patterns with proper audit trail and bilingual support."
+reviewer: "Quinn (Test Architect)"
+updated: "2025-12-27T00:00:00Z"
+
+waiver: { active: false }
+
+top_issues: []
+
+quality_score: 100
+
+evidence:
+  tests_reviewed: 48
+  delete_specific_tests: 10
+  risks_identified: 0
+  trace:
+    ac_covered: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
+    ac_gaps: []
+
+nfr_validation:
+  security:
+    status: PASS
+    notes: "Admin middleware, CSRF protection, no injection vectors"
+  performance:
+    status: PASS
+    notes: "Single operation with lockForUpdate for race condition prevention"
+  reliability:
+    status: PASS
+    notes: "Transaction safety on index page, graceful error handling"
+  maintainability:
+    status: PASS
+    notes: "Clean Volt component pattern, consistent with codebase standards"
+
+risk_summary:
+  totals: { critical: 0, high: 0, medium: 0, low: 0 }
+  recommendations:
+    must_fix: []
+    monitor: []
+
+recommendations:
+  immediate: []
+  future:
+    - action: "Consider adding DB::transaction to edit page confirmDelete() for consistency with index page"
+      refs: ["resources/views/livewire/admin/posts/edit.blade.php:130-147"]
+      priority: "low"