Update posts and images

Author: Minseo Kim

posts/2026-02-12-chapter-00-introduction.md

@@ -8,6 +8,7 @@ tags:
 category:
   - "aitouragenthon"
 summary: "Agent, LLM, Hallucination, RAG 핵심 개념을 빠르게 정리합니다."
+thumbnail: "/images/posts/2026-02-12-chapter-00-introduction/Chapter1.JPG"
 status: "Public"
 type: "Post"
 ---

posts/2026-02-12-chapter-01-setup.md

@@ -8,6 +8,7 @@ tags:
 category:
   - "aitouragenthon"
 summary: "Copilot Studio 접속과 SharePoint 실습 환경을 준비합니다."
+thumbnail: "/images/posts/2026-02-12-chapter-01-setup/Chapter2.JPG"
 status: "Public"
 type: "Post"
 ---

posts/2026-02-12-chapter-02-prebuilt-agent.md

@@ -8,6 +8,7 @@ tags:
 category:
   - "aitouragenthon"
 summary: "기본 제공 Pre-built Agent를 생성하고 테스트하는 흐름을 따라갑니다."
+thumbnail: "/images/posts/2026-02-12-chapter-02-prebuilt-agent/Chapter3.JPG"
 status: "Public"
 type: "Post"
 ---

posts/2026-02-12-chapter-03-custom-agent.md

@@ -8,6 +8,7 @@ tags:
 category:
   - "aitouragenthon"
 summary: "자연어 프롬프트와 Knowledge를 활용해 Custom Agent를 설계합니다."
+thumbnail: "/images/posts/2026-02-12-chapter-03-custom-agent/Chapter4.JPG"
 status: "Public"
 type: "Post"
 ---