feat: add cache to api-gateway in-front of stats endpoint (#72)

* feat: add cache on stats endpoint

* cache settigns key

Author: jakebolam

serverless.yml

@@ -18,6 +18,15 @@ custom:
   sentryDsn:
     dev: ''
     prod: 'https://[email protected]/1366866'
+  stageSettings:
+    CacheClusterEnabled: true
+    CacheClusterSize: '0.5'
+    MethodSettings:
+      - CachingEnabled: true
+      - HttpMethod: GET
+        ResourcePath: "/stats"
+        CachingEnabled: true
+        CacheTtlInSeconds: 3600
 
 provider:
   name: aws