Api-ref internal

Reviewed-by: tischrei <tino.schreiber@t-systems.com>
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/apig-dev.yaml

@@ -1,4 +1,5 @@
 ---
+environment: hidden
 hc_location: devg/apig
 html_location: docs/apig/dev
 link: /api-gateway/dev-guide/

otc_metadata/data/documents/apm-umn.yaml

@@ -1,5 +1,5 @@
 ---
-environment: internal
+environment: public
 hc_location: usermanual/apm
 html_location: docs/apm/umn
 link: /application-performance-management/umn/

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

@@ -1,6 +1,5 @@
 ---
 hc_location: api/hss2.0
-environment: internal
 html_location: docs/hss/api-ref
 link: /host-security-service/api-ref/
 pdf_name: hss-api-ref

otc_metadata/data/documents/hss-umn.yaml

@@ -1,6 +1,5 @@
 ---
 hc_location: usermanual/hss2.0
-environment: internal
 html_location: docs/hss/umn
 link: /host-security-service/umn/
 pdf_name: hss-umn

otc_metadata/data/services/apm.yaml

@@ -1,5 +1,5 @@
 ---
-environment: internal
+environment: public
 repositories:
 - environment: internal
   repo: docs/application-performance-management

otc_metadata/data/services/hss.yaml

@@ -1,5 +1,5 @@
 ---
-environment: internal
+environment: public
 repositories:
 - environment: internal
   repo: docs/host-security-service

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