* feat: Add initial store configuration for webapp channels
* refactor: Convert store/index.js to TypeScript with type definitions
* test: Add initial test file for store index
* refactor: Convert index.test.js to TypeScript with type annotations
* Removing old files
* Applying linter fixes
* Fixing some of the types errors
* fix: Type mock implementation of getState in global_actions.test.ts
* test: Add missing GlobalState import in global_actions.test.ts
* fix: Resolve TypeScript mock implementation error in global_actions.test.ts
* Some fixes
* Address CI problems
* Installing zen-observable types
* Addressing PR review comment
* Addressing PR review comment
* Addressing PR review comment
* Addressing PR review comment
* Addressing PR review comment
* Simpliying things
* Fixing CI
* Fixing types