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/source-87cf88d689a3.md

@@ -0,0 +1,17 @@
+---
+schema: jikji.llm_wiki.source.v1
+source_path: "Results_by_Stage/5. Stage_5/소장.hwpx"
+wiki_path: ".jikji/wiki/sources/source-87cf88d689a3.md"
+---
+
+# Results_by_Stage/5. Stage_5/소장.hwpx
+
+## Agent-use summary
+- Original path: `Results_by_Stage/5. Stage_5/소장.hwpx`
+- File type: `.hwpx`
+- Text cache: `.jikji/doc_text/sha256_301f168b8197c7f7318a302c3cb6f370aed74502bab9f7b7575e37185155bd18.txt`
+
+## Grounded preview
+# Source: Results_by_Stage/5
+Stage_5/소장
+# File ID: sha256:301f168b8197c7f7318a302c3cb6f370aed74502bab9f7b7575e37185155bd18