Move current roles to a global

I believe globals are calculated once per query now in v5,
so I'm hoping this helps improve performance.

Author: CarsonF

dbschema/common.esdl

@@ -2,7 +2,8 @@ module default {
   global currentActorId: uuid;
   global currentActor := (select Actor filter .id = global currentActorId);
   global currentUser := (select User filter .id = global currentActorId);
-  
+  global currentRoles := (global currentActor).roles;
+
   scalar type ReportPeriod extending enum<Monthly, Quarterly>;
 
   # Helper function to workaround native support for sort ignoring accents

src/components/authorization/policies/conditions/role.condition.ts

@@ -21,17 +21,11 @@ export class RoleCondition implements Condition {
     return 'false';
   }
 
-  setupEdgeQLContext({ namespace }: AsEdgeQLParams<any>) {
-    const User = fqnRelativeTo('default::User', namespace);
-    const currentUserId = fqnRelativeTo('default::currentUserId', namespace);
-    return {
-      givenRoles: `(<${User}>(global ${currentUserId})).roles`,
-    };
-  }
-
   asEdgeQLCondition({ namespace }: AsEdgeQLParams<any>) {
+    const currentRoles =
+      'global ' + fqnRelativeTo('default::currentRoles', namespace);
     const roleType = fqnRelativeTo('default::Role', namespace);
-    return eqlDoesIntersect('givenRoles', this.allowed, roleType);
+    return eqlDoesIntersect(currentRoles, this.allowed, roleType);
   }
 
   union(this: void, conditions: this[]) {