Update tox.ini && conf.py file

Reviewed-by: tischrei <tino.schreiber@t-systems.com>
Co-authored-by: Gode, Sebastian <sebastian.gode@t-systems.com>
Co-committed-by: Gode, Sebastian <sebastian.gode@t-systems.com>

doc/requirements.txt

@@ -1,7 +1,10 @@
 sphinx>=2.0.0,!=2.1.0 # BSD
+
 otcdocstheme # Apache-2.0
+
 # releasenotes
 reno>=3.1.0 # Apache-2.0
 
 otc-sphinx-directives>=0.1.0
+sphinx-minify>=0.0.1 # Apache-2.0
 git+https://gitea.eco.tsi-dev.otc-service.com/infra/otc-metadata.git#egg=otc_metadata

doc/source/conf.py

@@ -31,6 +31,17 @@ otcdocs_repo_name = 'docs/virtual-private-cloud'
 otcdocs_git_fqdn = 'gitea.eco.tsi-dev.otc-service.com'
 otcdocs_git_type = 'gitea'
 
+# Those variables are needed for indexing into OpenSearch
+otcdocs_doc_environment = ''
+otcdocs_doc_link = ''
+otcdocs_doc_title = ''
+otcdocs_doc_type = ''
+otcdocs_service_category = 'network'
+otcdocs_service_title = 'Virtual Private Cloud'
+otcdocs_service_type = 'vpc'
+otcdocs_search_environment = 'hc_de'
+otcdocs_search_url = "https://opensearch.eco.tsi-dev.otc-service.com/"
+
 # If extensions (or modules to document with autodoc) are in another directory,
 # add these directories to sys.path here. If the directory is relative to the
 # documentation root, use os.path.abspath to make it absolute, like shown here.