chore: sync working tree — Stage 1 v.7 reorg, jikji indexes, claim-drafting docs

- Rename "Claude YAML"/"Codex YAML" folders to Claude_YAML/Codex_YAML in Stage_1 v.7
- Add Stage_1 v.7 extension research, results runs, and reference material
- Add/refresh .jikji search indexes (Case_02 and Default_Agent corpora)
- Add per-case-type claim drafting folders and PDFs (청구취지기재방법)
- Add 판례모음 crawling data (08_14, 08_18)

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

Case_02_Comparison_Research/.jikji/wiki/sources/client_goal-6b94010b0df5.md

@@ -0,0 +1,17 @@
+---
+schema: jikji.llm_wiki.source.v1
+source_path: "Results_by_Stage/1. Stage_1/client_goal.json"
+wiki_path: ".jikji/wiki/sources/client_goal-6b94010b0df5.md"
+---
+
+# Results_by_Stage/1. Stage_1/client_goal.json
+
+## Agent-use summary
+- Original path: `Results_by_Stage/1. Stage_1/client_goal.json`
+- File type: `.json`
+- Text cache: ``
+
+## Grounded preview
+"primary_goal": "의뢰인 강용원 및 양정숙이 인테리어 자재대금 채권 청구, 성수동 대지/건물 권리 실현 및 퇴거/철거 청구, 신림동 상가 사해행위 취소, 평택시 빌라 유치권자 퇴거 및 수익 반환 청구, 흑석동 상가 임차권 확인을 위한 일체의 소송 제기
+"constraints": [
+"오국한에 대한 대여금 청구 소송 제기 불가"