- Updated `flake.nix` file with various modifications and additions
- Added build phase and updated version variables in `docman` package definition
- Updated `ldflags` and `vendorSha256` variables in `docman` package definition
- Added a new dependency in `buildInputs` and metadata for `docman` package

- Updated `flake.nix` file
- Updated `versionTool` URL to `https://gitlab.schukai.com/oss/utilities/version/-/archive/0.5.0/version-0.5.0.tar.gz`
- Removed commented out `versionTool` hash
- Modified `ldflags` value to include new `gitlab.schukai.com/oss/utilities/documentation-manager` URL
- Removed `vendorSha256` line
- Added `versionTool.defaultPackage.${system}` to `buildInputs` list

- Include version information in the `docman` package
- Add version and build information to `ldflags` option in the `docman` package
- Update `vendorSha256` in the `docman` package

- Fix the quotes in `flake.nix` for `ldflags` by adding escaped quotes around the values

- Remove commented out code and unused code related to settings, configuration change event handling, and message and config endpoints
- Fix bug where error messages are not printed when there are configuration errors and verbose mode is disabled
- Update vendorSha256, ldflags, buildInputs, and description for the docman package in flake.nix
- Remove Database struct and add Verbose field to AppConfig struct in source/config/definition.go
- Refactor TestMaskCodeBlocks function in source/utils/strings_test.go
- Modify SetUp function in source/config/setup.go
- Update ConfigPath and remove Release command in CommandsStruct struct in source/command/definition.go
- Change variable assignment and add error handling, command line argument parsing, setup of configuration, and execution of commands in source/command/execute.go
- Add version parameter and disable DIRENV_ENABLED and DIRENV_TRUSTED in .idea/runConfigurations/go_build_gitlab_schukai_com_oss_utilities_documentation_manager.xml