feat: Document completed tasks for KMS, Cryptography, and Plugin Libraries

- Added detailed task completion records for KMS interface implementation and CLI support for file-based keys.
- Documented security enhancements including Argon2id password hashing, audit event contracts, and rate limiting configurations.
- Included scoped service support and integration updates for the Plugin platform, ensuring proper DI handling and testing coverage.

docs/11_GOVERNANCE.md

@@ -47,20 +47,20 @@ Approval is recorded via Git forge review or a signed commit trailer
 
 ## 4 · Release authority & provenance 🔏
 
-* Every tag is **co‑signed by at least one Security Maintainer**.  
-* CI emits a **signed SPDX SBOM** + **Cosign provenance**.  
-* Release cadence is fixed – see [public Road‑map](../roadmap/README.md).  
-* Security fixes may create out‑of‑band `x.y.z‑hotfix` tags.
+* Every tag is **co‑signed by at least one Security Maintainer**.  
+* CI emits a **signed SPDX SBOM** + **Cosign provenance**.  
+* Release cadence is fixed – see [public Road‑map](05_ROADMAP.md).  
+* Security fixes may create out‑of‑band `x.y.z‑hotfix` tags.
 
 ---
 
 ## 5 · Escalation lanes 🚦
 
-| Situation | Escalation |
-|-----------|------------|
-| Technical deadlock | **Maintainer Summit** (recorded & published) |
-| Security bug | Follow [Security Policy](../security/01_SECURITY_POLICY.md) |
-| Code of Conduct violation | See `12_CODE_OF_CONDUCT.md` escalation ladder |
+| Situation | Escalation |
+|-----------|------------|
+| Technical deadlock | **Maintainer Summit** (recorded & published) |
+| Security bug | Follow [Security Policy](13_SECURITY_POLICY.md) |
+| Code of Conduct violation | See `12_CODE_OF_CONDUCT.md` escalation ladder |
 
 ---
 
@@ -90,4 +90,4 @@ section directly.)*
 | `@alice` | Core scanner • Security | 2025‑04 |
 | `@bob` | UI • Docs | 2025‑06 |
 
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+---