feat(kb): Issue Label Scheme auf Vierachsen-Schema und Body-als-Wahrheit nachgezogen (#41)

Files changed:
- kb/concepts/INDEX.md
- kb/concepts/Issue Label Scheme.md
- kb/entities/projects/Chemenu.md
- kb/entities/tools/Gitea MCP Server.md
- kb/index.md
- kb/log.md
- kb/provenance.md
- kb/sources/INDEX.md
- kb/sources/Source - Gitea Issue 41 - Issue Management and Label Scheme 2026-09-02.md
- raw/notes/Gitea Issue 41 - Issue Management and Label Scheme 2026-09-02.md

kb/provenance.md

@@ -8,8 +8,8 @@ inline `[^cite-id]` footnote).
 
 ## Coverage Summary
 
-- **Total raw files:** 26
-- **Covered:** 26
+- **Total raw files:** 28
+- **Covered:** 28
 - **Uncovered:** 0
 
 ---
@@ -106,6 +106,11 @@ inline `[^cite-id]` footnote).
 - Covered by: [[Source - Conversation - Two Round-Trip Defects Found by an Ingest Session 2026-08-31]]
   - Cited by: [[Chemenu]], [[Command Round-Trip Integrity]], [[Denylist over Allowlist]], [[Detect-Repair Asymmetry]], [[Gitea]], [[Green Suite Blind Spot]], [[Write-Once Frontmatter Fields]], [[wikitool]]
 
+### `raw/notes/Conversation Transcript - Version Part Nomenclature and Breaking Change Gate Session 2026-09-02.md`
+
+- Covered by: [[Source - Version Part Nomenclature and Breaking Change Gate Session 2026-09-02]]
+  - Cited by: [[Chemenu]], [[KB Stack Versioning]], [[wikitool]]
+
 ### `raw/notes/Conversation Transcript - Versioning, CI-CD and Content Migration Session 2026-08-30.md`
 
 - Covered by: [[Source - Conversation - Versioning CI-CD and Content Migration Session 2026-08-30]]
@@ -121,6 +126,11 @@ inline `[^cite-id]` footnote).
 - Covered by: [[Source - Docker Cheatsheet]]
   - Cited by: [[Docker]]
 
+### `raw/notes/Gitea Issue 41 - Issue Management and Label Scheme 2026-09-02.md`
+
+- Covered by: [[Source - Gitea Issue 41 - Issue Management and Label Scheme 2026-09-02]]
+  - Cited by: [[Chemenu]], [[Gitea MCP Server]], [[Issue Label Scheme]]
+
 ### `raw/notes/Wine.md`
 
 - Covered by: [[Source - Wine]]