feat(client): improve SuperBlock cert claiming UX (#41147)

* feat(client): improve SuperBlock cert claiming UX

* broken: add certCard foundation

* broken: add TODO comments for scatter-brain

* restructure stepsToClaimSelector

* add api-server verifyCanClaimCert logic

* temp: correct verifyCanClaim URL

* move GET logic to CertificationCard, remove console.logs

* add error handling, and navigation logic

* correct verification logical flow

* fix completion-epic updates, fix cert verify

* update widget to button, disable button unless verified

* working: refactor CertChallenge with hook state

* add StepsType

* update Honesty snapshot

* add DonationModal to SuperBlockIntro

* disable Claim Cert button unless also isHonest

* prevent warning when viewing cert

* test: use navigate in Modal to return to hash

* test: replace gatsby.navigate with reach/router.navigate

* add propTypes

* fix: rename propTypes -> prop-types

* use react-scrollable-anchor to squash modal bug

* update location parser type

* open-source Oliver's suggestion

* fix superblock title

* add claim-cert-from-learn tests

* use larger tests

Co-authored-by: Oliver Eyton-Williams <ojeytonwilliams@gmail.com>

* fix some cypress stuff

* fix ShowCertification cypress test

Co-authored-by: Oliver Eyton-Williams <ojeytonwilliams@gmail.com>

client/src/utils/ajax.ts

@@ -82,6 +82,16 @@ export function getUsernameExists(username: string): Promise<boolean> {
   return get(`/api/users/exists?username=${username}`);
 }
 
+// TODO: Does a GET return a bolean?
+export function getVerifyCanClaimCert(
+  username: string,
+  superBlock: string
+): Promise<boolean> {
+  return get(
+    `/certificate/verify-can-claim-cert?username=${username}&superBlock=${superBlock}`
+  );
+}
+
 /** POST **/
 
 interface Donation {