* feat: enhance variable highlighting in CodeMirror and update interpolation method
* feat: add interpolate function to bru shim and corresponding tests
- Implemented the `interpolate` function in the bru shim to handle variable interpolation.
- Added a new test case for the `interpolate` function to verify its functionality with mock variables.
* feat: enhance interpolate function to support object interpolation
* feat: add translation support for pm.variables.replaceIn to bru.interpolate
* revert: eslint config changes
* revert: eslint config changes
* fix: update method call to use correct interpolation function in Bru class
* refactor: added jsdoc to codemirror highlighting code
* fix: higlighting for multiline editor
