Better Typescript Coverage

[midgerate]

Hub has very less ts coverage making it very prone to bugs that can be caused when doing changes.

Start off by changing noImplicitAny: true in tsconfig and work your way to adding types to all the files in the codebase.

[bigint]

I'll try some here 🤞🏻

[zzuziak]

@ChaituVR would you be up for listing all improvements needed? We can separate into individual features and create a milestone for it 🤔