[AAE-12288] Enable Environment Id filtering support (#8360)

* [AAE-12288] Add environment context to process-instances, user-tasks and service-tasks

* [AAE-12288] Add environment type

* [AAE-12288] add unit tests for environment aware logic

* [AAE-12288] remove mock barrel import and remove code duplication

* [AAE-12288] Update docs

lib/process-services-cloud/src/lib/common/interface/environment.interface.ts

@@ -0,0 +1,21 @@
+/*!
+ * @license
+ * Copyright 2019 Alfresco Software, Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+export interface Environment {
+    id: string;
+    name: string;
+}