- Move generate_value/generate_secure_alphanumeric out of InventoryManager into new ValueGenerator
- Wire InventoryManager to use self.value_generator for all secret generation
- Tighten schema include logic for shared databases: require enabled=true and shared=true
- Update unit tests to patch ValueGenerator.generate_value instead of InventoryManager.generate_value
- Add end-to-end integration test for InventoryManager using real files and a fake VaultHandler
- Remove redundant legacy unit test file and add dedicated ValueGenerator unit tests
https://chatgpt.com/share/6962d2e6-7fdc-800f-ba83-9e150b19a5f0
