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    <description>권중운의 개발 노트</description>
    <language>ko-KR</language>
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      <title>단말기에서 다중 사업자 지원하기</title>
      <link>https://blog.jungwoonkwon.com/posts/2026-06-15-multi-merchant-pos-catid</link>
      <guid>https://blog.jungwoonkwon.com/posts/2026-06-15-multi-merchant-pos-catid</guid>
      <description>하나의 POS/단말기 구조에서 여러 사업자를 안전하게 승인하기 위한 식별자 매핑 기준.</description>
      <pubDate>Mon, 15 Jun 2026 00:00:00 GMT</pubDate>
      <category>결제</category>
      <category>POS</category>
      <category>운영</category>
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    <item>
      <title>결제 서버를 따로 둔 이유</title>
      <link>https://blog.jungwoonkwon.com/posts/2026-06-14-payment-server-boundary</link>
      <guid>https://blog.jungwoonkwon.com/posts/2026-06-14-payment-server-boundary</guid>
      <description>1.0과 2.0을 함께 운영해야 했던 전환기에서 결제 책임을 독립 서버로 옮긴 기록.</description>
      <pubDate>Sun, 14 Jun 2026 00:00:00 GMT</pubDate>
      <category>결제</category>
      <category>아키텍처</category>
      <category>운영</category>
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    <item>
      <title>상태 비교에 이름을 붙이는 기준</title>
      <link>https://blog.jungwoonkwon.com/posts/2026-06-12-state-comparison-naming</link>
      <guid>https://blog.jungwoonkwon.com/posts/2026-06-12-state-comparison-naming</guid>
      <description>단순 상수 비교와 predicate, 도메인 메서드 사이에서 과하지 않게 선택하는 법.</description>
      <pubDate>Fri, 12 Jun 2026 00:00:00 GMT</pubDate>
      <category>TypeScript</category>
      <category>설계</category>
      <category>리팩터링</category>
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      <title>미뤄왔던 포트폴리오 블로그를 모노레포로 옮기기</title>
      <link>https://blog.jungwoonkwon.com/posts/monorepo-portfolio-blog</link>
      <guid>https://blog.jungwoonkwon.com/posts/monorepo-portfolio-blog</guid>
      <description>Gatsby와 Netlify에 멈춰 있던 블로그를 포트폴리오와 함께 다시 정리한 기록.</description>
      <pubDate>Wed, 10 Jun 2026 00:00:00 GMT</pubDate>
      <category>Monorepo</category>
      <category>Next.js</category>
      <category>기록</category>
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    <item>
      <title>VAN과 PG</title>
      <link>https://blog.jungwoonkwon.com/posts/2026-04-15-van-pg-boundary</link>
      <guid>https://blog.jungwoonkwon.com/posts/2026-04-15-van-pg-boundary</guid>
      <description>한국정보통신(KICC), NICE정보통신 사례로 VAN과 PG의 역할 차이를 정리했다.</description>
      <pubDate>Wed, 15 Apr 2026 00:00:00 GMT</pubDate>
      <category>결제</category>
      <category>VAN</category>
      <category>PG</category>
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    <item>
      <title>Spring WebFlux + R2DBC를 운영하며 겪은 5가지 문제</title>
      <link>https://blog.jungwoonkwon.com/posts/2026-02-18-webflux-r2dbc-ops-issues</link>
      <guid>https://blog.jungwoonkwon.com/posts/2026-02-18-webflux-r2dbc-ops-issues</guid>
      <description>비동기 스택 자체보다 운영 데이터, 외부 응답, DB 제약과 만나는 지점에서 배운 것들.</description>
      <pubDate>Wed, 18 Feb 2026 00:00:00 GMT</pubDate>
      <category>Spring WebFlux</category>
      <category>R2DBC</category>
      <category>MySQL</category>
      <category>운영</category>
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    <item>
      <title>Vue2에서 Vue3로 옮기며 같이 정리한 것들</title>
      <link>https://blog.jungwoonkwon.com/posts/vue2-to-vue3</link>
      <guid>https://blog.jungwoonkwon.com/posts/vue2-to-vue3</guid>
      <description>복제되던 사내 Vue2 어드민 템플릿을 Vue3 기준의 유지보수 가능한 출발점으로 바꾼 기록.</description>
      <pubDate>Fri, 21 Mar 2025 00:00:00 GMT</pubDate>
      <category>Vue</category>
      <category>마이그레이션</category>
      <category>프론트엔드</category>
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