add cloud_environments (#27)

Co-authored-by: Gode, Sebastian <sebastian.gode@t-systems.com>
Co-authored-by: Hasko, Vladimir <vladimir.hasko@t-systems.com>
Reviewed-on: #27
Reviewed-by: Gode, Sebastian <sebastian.gode@t-systems.com>
Co-authored-by: tischrei <tino.schreiber@t-systems.com>
Co-committed-by: tischrei <tino.schreiber@t-systems.com>

otc_metadata/data/cloud_environments/eu_de.yaml

@@ -0,0 +1,4 @@
+---
+name: eu_de
+internal_org: docs
+public_org: opentelekomcloud-docs

otc_metadata/data/cloud_environments/swiss.yaml

@@ -0,0 +1,4 @@
+---
+name: swiss
+internal_org: docs-swiss
+public_org: opentelekomcloud-docs-swiss

otc_metadata/data/services.yaml

@@ -17,6 +17,7 @@
 # documents/services/service_categories is being merged with
 # the content here.
 ---
+cloud_environments: []
 documents: []
 service_categories: []
 services: []

otc_metadata/services.py

@@ -62,10 +62,20 @@ class Services(object):
         if other in self._service_data["service_categories"]:
             self._service_data["service_categories"].remove(other)
             self._service_data["service_categories"].append(other)
+        # sort cloud environments by <name>
+        self._service_data["cloud_environments"] = sorted(
+            self._service_data["cloud_environments"],
+            key=lambda x: f"{x.get('name')}",
+        )
 
     def _rewrite_data(self):
         otc_metadata.data.rewrite_data("services.yaml", self._service_data)
 
+    @property
+    def all_cloud_environments(self):
+        "Cloud Environments data listing."
+        return copy.deepcopy(self._service_data["cloud_environments"])
+
     @property
     def all_services(self):
         "Service Categories data listing."