⭐ feat(www): Finish up on the onboarding (#210)

Merging this prematurely to make sure the team is on the same boat... like dang! We need to find a better way to do this. 

Plus it has become too big

packages/www/src/providers/context.tsx

@@ -0,0 +1,10 @@
+import { Team } from "@nestri/core/team/index";
+import { Accessor, createContext, useContext } from "solid-js";
+
+export const TeamContext = createContext<Accessor<Team.Info>>();
+
+export function useTeam() {
+  const context = useContext(TeamContext);
+  if (!context) throw new Error("No team context");
+  return context;
+}