docs: snapshot and changelog for v1.15.3a2 (#6574)

docs/edge/ar/changelog.mdx

@@ -4,6 +4,28 @@ description: "تحديثات المنتج والتحسينات وإصلاحات
 icon: "clock"
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+<Update label="16 يوليو 2026">
+  ## v1.15.3a2
+
+  [عرض الإصدار على GitHub](https://github.com/crewAIInc/crewAI/releases/tag/1.15.3a2)
+
+  ## ما الذي تغير
+
+  ### إصلاحات الأخطاء
+  - إصلاح تزامن حدث انتهاء الانطلاق مع نتيجة خطاف OUTPUT
+
+  ### الوثائق
+  - تحديث لقطة الشاشة وسجل التغييرات للإصدار v1.15.3a1
+
+  ### تحديثات التبعية
+  - رفع setuptools إلى 0.83.0 لمعالجة PYSEC-2026-3447
+
+  ## المساهمون
+
+  @lucasgomide, @vinibrsl
+
+</Update>
+
 <Update label="16 يوليو 2026">
   ## v1.15.3a1
 

docs/edge/en/changelog.mdx

@@ -4,6 +4,28 @@ description: "Product updates, improvements, and bug fixes for CrewAI"
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+<Update label="Jul 16, 2026">
+  ## v1.15.3a2
+
+  [View release on GitHub](https://github.com/crewAIInc/crewAI/releases/tag/1.15.3a2)
+
+  ## What's Changed
+
+  ### Bug Fixes
+  - Fix synchronization of kickoff-completed event with OUTPUT hook result
+
+  ### Documentation
+  - Update snapshot and changelog for v1.15.3a1
+
+  ### Dependency Updates
+  - Bump setuptools to 0.83.0 to address PYSEC-2026-3447
+
+  ## Contributors
+
+  @lucasgomide, @vinibrsl
+
+</Update>
+
 <Update label="Jul 16, 2026">
   ## v1.15.3a1
 

docs/edge/ko/changelog.mdx

@@ -4,6 +4,28 @@ description: "CrewAI의 제품 업데이트, 개선 사항 및 버그 수정"
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+<Update label="2026년 7월 16일">
+  ## v1.15.3a2
+
+  [GitHub 릴리스 보기](https://github.com/crewAIInc/crewAI/releases/tag/1.15.3a2)
+
+  ## 변경 사항
+
+  ### 버그 수정
+  - OUTPUT 훅 결과와 kickoff-completed 이벤트의 동기화 수정
+
+  ### 문서
+  - v1.15.3a1에 대한 스냅샷 및 변경 로그 업데이트
+
+  ### 의존성 업데이트
+  - PYSEC-2026-3447 문제를 해결하기 위해 setuptools를 0.83.0으로 업데이트
+
+  ## 기여자
+
+  @lucasgomide, @vinibrsl
+
+</Update>
+
 <Update label="2026년 7월 16일">
   ## v1.15.3a1
 

docs/edge/pt-BR/changelog.mdx

@@ -4,6 +4,28 @@ description: "Atualizações de produto, melhorias e correções do CrewAI"
 icon: "clock"
 mode: "wide"
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+<Update label="16 jul 2026">
+  ## v1.15.3a2
+
+  [Ver release no GitHub](https://github.com/crewAIInc/crewAI/releases/tag/1.15.3a2)
+
+  ## O que Mudou
+
+  ### Correções de Bugs
+  - Corrigir a sincronização do evento kickoff-completed com o resultado do hook OUTPUT
+
+  ### Documentação
+  - Atualizar snapshot e changelog para v1.15.3a1
+
+  ### Atualizações de Dependências
+  - Atualizar setuptools para 0.83.0 para resolver PYSEC-2026-3447
+
+  ## Contributors
+
+  @lucasgomide, @vinibrsl
+
+</Update>
+
 <Update label="16 jul 2026">
   ## v1.15.3a1