chore: archive completed secret type introduction refactoring

Author: josecelano

docs/refactors/active-refactorings.md

@@ -1,6 +1,5 @@
 # Active Refactoring Plans
 
-| Document                                                                                              | Status      | Issue | Target                             | Created    |
-| ----------------------------------------------------------------------------------------------------- | ----------- | ----- | ---------------------------------- | ---------- |
-| [Secret Type Introduction](plans/secret-type-introduction.md)                                         | 📋 Planning | TBD   | Secret handling for sensitive data | 2025-12-17 |
-| [Simplify Controller Command Handler Creation](plans/simplify-controller-command-handler-creation.md) | 📋 Planning | TBD   | Remove unnecessary progress steps  | 2025-12-17 |
+| Document                                                                                              | Status      | Issue | Target                            | Created    |
+| ----------------------------------------------------------------------------------------------------- | ----------- | ----- | --------------------------------- | ---------- |
+| [Simplify Controller Command Handler Creation](plans/simplify-controller-command-handler-creation.md) | 📋 Planning | TBD   | Remove unnecessary progress steps | 2025-12-17 |

docs/refactors/completed-refactorings.md

@@ -2,6 +2,7 @@
 
 | Document                                    | Completed    | Target                                                                 | Notes                                                                                                                                                                                                                                            |
 | ------------------------------------------- | ------------ | ---------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |
+| Secret Type Introduction                    | Dec 18, 2025 | Secret handling for sensitive data (API tokens, passwords)             | See git history at `docs/refactors/plans/secret-type-introduction.md` - Introduced `ApiToken` and `Password` wrappers using secrecy crate for sensitive data handling (Issue #243)                                                               |
 | Rename Test Functions to Follow Conventions | Dec 12, 2025 | All test functions with `test_` prefix (21 files)                      | See git history at `docs/refactors/plans/rename-test-functions-to-follow-conventions.md` - Renamed 93 test functions and 14 helper functions across 20 files to follow behavior-driven naming conventions (21 proposals, all completed), PR #228 |
 | Command Code Quality Improvements           | Dec 3, 2025  | `ProvisionCommand`, `ConfigureCommand`                                 | See git history at `docs/refactors/plans/command-code-quality-improvements.md` - API simplification, state persistence, clock injection, trace writing, and test builders (5 of 9 proposals completed, 4 postponed for future work)              |
 | User Output Architecture Improvements       | Nov 13, 2025 | `src/presentation/views/` (formerly `user_output`)                     | See git history at `docs/refactors/plans/user-output-architecture-improvements.md` - Superseded by Presentation Layer Reorganization which renamed user_output to views and integrated it into four-layer MVC architecture                       |