# Task 5.6.2: Implement `internal/infra/secret/vault_store.go` (HashiCorp Vault):

## Metadata
- **Task ID**: 5.6.2
- **Title**: Implement `internal/infra/secret/vault_store.go` (HashiCorp Vault):
- **Phase**: 5 - Infrastructure Adapters
- **Section**: 5.6
- **Status**: Pending
- **Priority**: High
- **Estimated Time**: TBD
- **Dependencies**: TBD

## Description
Implement `internal/infra/secret/vault_store.go` (HashiCorp Vault):

## Requirements
- Implement `internal/infra/secret/vault_store.go` (HashiCorp Vault):

## Implementation Steps
1. TODO: Add implementation steps
2. TODO: Add implementation steps
3. TODO: Add implementation steps

## Acceptance Criteria
- [ ] Task 5.6.2 is completed
- [ ] All requirements are met
- [ ] Code compiles and tests pass

## Related ADRs
- See relevant ADRs in `docs/adr/`

## Implementation Notes
- TODO: Add implementation notes

## Testing
```bash
# TODO: Add test commands
go test ./...
```