search-core: Use Cached Endpoints

This change updates the autocomplete LiveAPI endpoints that 
search-core provides so that it provides the cached version of
the endpoints. Using the cached endpoints helps improve
performance.

J=WAT-4442
TEST=manual, auto

Built test site with new change, saw that the cached endpoints
were being used.
Tests pass.

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@yext/search-core",
-  "version": "2.5.4",
+  "version": "2.5.5",
   "description": "Typescript Networking Library for the Yext Search API",
   "main": "./dist/commonjs/src/index.js",
   "module": "./dist/esm/src/index.js",

src/provideEndpoints.ts

@@ -33,15 +33,26 @@ export class EndpointsFactory {
     }
   }
 
+  /** Provides the cached domain based on environment and cloud region. */
+  getCachedDomain() {
+    switch (this.cloudChoice){
+      case CloudChoice.GLOBAL_GCP:
+        return `https://${this.environment}-cdn-cached-gcp.${this.cloudRegion}.yextapis.com`;
+      case CloudChoice.GLOBAL_MULTI:
+      default:
+        return `https://${this.environment}-cdn-cached.${this.cloudRegion}.yextapis.com`;
+    }
+  }
+
   /** Provides all endpoints based on environment and cloud region. */
   getEndpoints() {
     return {
       universalSearch: `${this.getDomain()}/v2/accounts/me/search/query`,
       verticalSearch: `${this.getDomain()}/v2/accounts/me/search/vertical/query`,
       questionSubmission: `${this.getDomain()}/v2/accounts/me/createQuestion`,
       status: 'https://answersstatus.pagescdn.com',
-      universalAutocomplete: `${this.getDomain()}/v2/accounts/me/search/autocomplete`,
-      verticalAutocomplete: `${this.getDomain()}/v2/accounts/me/search/vertical/autocomplete`,
+      universalAutocomplete: `${this.getCachedDomain()}/v2/accounts/me/search/autocomplete`,
+      verticalAutocomplete: `${this.getCachedDomain()}/v2/accounts/me/search/vertical/autocomplete`,
       filterSearch: `${this.getDomain()}/v2/accounts/me/search/filtersearch`,
     };
   }

tests/provideEndpointsTest.ts

@@ -25,7 +25,7 @@ it('Prod, US, GCP produces expected endpoint', () => {
     cloudRegion: CloudRegion.US,
     cloudChoice: CloudChoice.GLOBAL_GCP
   }).getEndpoints();
-  expect(endPoints).toHaveProperty('universalAutocomplete', 'https://prod-cdn-gcp.us.yextapis.com/v2/accounts/me/search/autocomplete');
+  expect(endPoints).toHaveProperty('universalAutocomplete', 'https://prod-cdn-cached-gcp.us.yextapis.com/v2/accounts/me/search/autocomplete');
 });
 
 it('Prod, EU, Multi produces expected endpoint', () => {
@@ -34,7 +34,7 @@ it('Prod, EU, Multi produces expected endpoint', () => {
     cloudRegion: CloudRegion.EU,
     cloudChoice: CloudChoice.GLOBAL_MULTI
   }).getEndpoints();
-  expect(endPoints).toHaveProperty('verticalAutocomplete', 'https://prod-cdn.eu.yextapis.com/v2/accounts/me/search/vertical/autocomplete');
+  expect(endPoints).toHaveProperty('verticalAutocomplete', 'https://prod-cdn-cached.eu.yextapis.com/v2/accounts/me/search/vertical/autocomplete');
 });
 
 it('Prod, EU, GCP produces expected endpoint', () => {