[FEATURE] Publish VEL Architecture and Glossary

[daeyoung-jeong-lge]

Related Epic

Part of EPIC #3

Requirement Description

Publish consistent English and Korean architecture documentation, diagrams, and VEL terminology.

Acceptance Criteria

• Architecture scope and responsibilities are documented.
• PlantUML diagrams represent component and evidence flows.
• Glossary definitions are available in English and Korean.

Related Documents/References

docs/en/; docs/ko/; docs/features/

Subtasks

N/A

Testing Plan

Review English/Korean equivalence and run the documentation build.

Test Results

N/A