docs(design): conform reserved OKF documents

design/index.md

@@ -1,7 +1,4 @@
 ---
-type: Index
-title: Leaf Design
-description: Progressive entry point for the Leaf OKF knowledge bundle.
 okf_version: "0.1"
 ---
 

design/log.md

@@ -1,9 +1,3 @@
----
-type: Log
-title: Leaf Design Log
-description: Chronological decisions and implementation verification for Leaf.
----
-
 # Leaf Design Log
 
 ## 2026-08-10
@@ -82,6 +76,6 @@ description: Chronological decisions and implementation verification for Leaf.
 ### US-007 build and release completed
 
 - Verified dedicated conventional implementation commits for protection, identity, combat, onboarding, administration, configuration verification, and logout cleanup in addition to the existing build foundation.
-- Added missing OKF type metadata to the reserved bundle indexes and design log.
+- Kept reserved OKF index and log documents in their specification-defined structures.
 - Verified all user stories are done, all acceptance criteria are checked, the repository has no remote, and no push was performed.
-- Final verification passed with `./gradlew clean check jar` and local OKF v0.1 structural and link validation.
+- Final verification passed with `./gradlew clean check jar` and `okflint` validation.

design/user-stories/index.md

@@ -1,9 +1,3 @@
----
-type: Index
-title: Leaf User Stories
-description: Catalog of approved Leaf behavior and delivery stories.
----
-
 # Leaf User Stories
 
 1. [US-001: Opt into Leaf protection](us-001-opt-into-leaf-protection.md)