Added internal flag to docs

Reviewed-by: Hasko, Vladimir <vladimir.hasko@t-systems.com>
Co-authored-by: Gode, Sebastian <sebastian.gode@t-systems.com>
Co-committed-by: Gode, Sebastian <sebastian.gode@t-systems.com>

otc_metadata/data/documents/lts-api-ref.yaml

@@ -0,0 +1,10 @@
+---
+environment: internal
+hc_location: api/lts
+html_location: docs/lts/api-ref
+link: /log-tank-service/api-ref/
+pdf_name: lts-api-ref
+rst_location: api-ref/source
+service_type: lts
+title: API Reference
+type: api-ref

otc_metadata/data/documents/lts-umn.yaml

@@ -0,0 +1,10 @@
+---
+environment: internal
+hc_location: usermanual/lts
+html_location: docs/lts/umn
+link: /log-tank-service/umn/
+pdf_name: lts-umn
+rst_location: umn/source
+service_type: lts
+title: User Guide
+type: umn

otc_metadata/data/services/lts.yaml

@@ -0,0 +1,16 @@
+---
+environment: internal
+repositories:
+- environment: internal
+  repo: docs-swiss/log-tank-service
+  type: gitea
+- environment: public
+  repo: opentelekomcloud-docs-swiss/log-tank-service
+  type: github
+service_category: md
+service_title: Log Tank Service
+service_type: lts
+service_uri: log-tank-service
+teams:
+- name: docs-orchestration-rw
+  permission: write

otc_metadata/services.py

@@ -87,10 +87,13 @@ class Services(object):
             res.append(copy.deepcopy(cat))
         return res
 
-    def services_by_category(self, category):
+    def services_by_category(self, category, environment=None):
         """List services matching category"""
         res = []
         for srv in self.all_services:
+            if environment:
+                if "environment" in srv and srv["environment"] != environment:
+                    continue
             if srv["service_category"] == category:
                 res.append(copy.deepcopy(srv))
         return res