feat: add subscription manager to handle subscription sharing (#1517)

* feat: add subscription manager to handle subscription sharing

* fix(services): add missing methods to the interface

* fix(services): add subscription manager specs

* feat(snjs): add subscriptions e2e tests

* fix(snjs): add wait in subscription cancelling test

* fix(snjs): checking for canceled invitations in tests

* fix(snjs): add e2e test for restored limit of subscription invitations

* chore(lint): fix linter issues

packages/api/src/Domain/Http/HttpService.spec.ts

@@ -1,4 +1,5 @@
-import { Environment } from '@standardnotes/services'
+import { Environment } from '@standardnotes/models'
+
 import { HttpResponseMeta } from './HttpResponseMeta'
 import { HttpService } from './HttpService'
 
@@ -24,4 +25,14 @@ describe('HttpService', () => {
 
     expect(service['host']).toEqual('http://foo')
   })
+
+  it('should set and use the authorization token', () => {
+    const service = createService()
+
+    expect(service['authorizationToken']).toBeUndefined()
+
+    service.setAuthorizationToken('foo-bar')
+
+    expect(service['authorizationToken']).toEqual('foo-bar')
+  })
 })