chore(build): migrate to Develocity cache connector, simplify cache m…

…anagement (#373)

- Change cache connector type
- Remove cache credentials
- Remove cache URL

Fixes #371

settings.gradle

@@ -6,26 +6,24 @@ plugins {
 gradleEnterprise {
     server = 'https://ge.grails.org'
     buildScan {
-        publishAlways()
+        publishAlwaysIf(System.getenv('CI') == 'true')
         publishIfAuthenticated()
         uploadInBackground = System.getenv("CI") == null
         capture {
             taskInputFiles = true
         }
     }
+
 }
 
 buildCache {
     local { enabled = System.getenv('CI') != 'true' }
-    remote(HttpBuildCache) {
-        push = System.getenv('CI') == 'true'
+    remote(gradleEnterprise.buildCache) {
+        def isAuthenticated = System.getenv('GRADLE_ENTERPRISE_ACCESS_KEY')
+        push = System.getenv('CI') == 'true' && isAuthenticated
         enabled = true
-        url = 'https://ge.grails.org/cache/'
-        credentials {
-            username = System.getenv('GRADLE_ENTERPRISE_BUILD_CACHE_NODE_USER')
-            password = System.getenv('GRADLE_ENTERPRISE_BUILD_CACHE_NODE_KEY')
-        }
-    }}
+    }
+}
 
 rootProject.name = 'testing-support'