[1pt] Create basic structure for Rockets - Setup

[fobadara]

• Create a route and a view component. Use <NavLink /> for the page navigation links and style active class to indicate which section/page the user is currently on (underline active navigation link).
• Create a directory for all Redux state slice files.

[fobadara]

Hi @rachidelaid, kindly review this pull request: https://github.com/fobadara/rocket-space-missions/pull/30