Increase otcdocstheme public version requirement

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/templates/doc_requirements.txt.j2

@@ -1,6 +1,6 @@
 sphinx>=2.0.0,!=2.1.0 # BSD
 {% if target_environment == 'public' %}
-otcdocstheme<1.0.0 # Apache-2.0
+otcdocstheme<2.0.0 # Apache-2.0
 {% elif target_environment == 'internal' %}
 otcdocstheme # Apache-2.0
 {% else %}
@@ -12,3 +12,4 @@ 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-swiss.git#egg=otc_metadata
+setuptools

otc_metadata/templates/zuul.yaml.j2

@@ -0,0 +1,12 @@
+---
+- project:
+    merge-mode: squash-merge
+    default-branch: main
+    templates:
+      - helpcenter-swiss-base-jobs
+    check:
+      jobs:
+        - noop
+    gate:
+      jobs:
+        - noop

tools/generate_doc_confpy.py

@@ -50,6 +50,7 @@ def process_repositories(args, service):
     )
     conf_py_template = env.get_template("conf.py.j2")
     tox_ini_template = env.get_template("tox.ini.j2")
+    zuul_yaml_template = env.get_template("zuul.yaml.j2")
     index_sbv_template = env.get_template("index_sbv.rst.j2")
     doc_requirements_template = env.get_template("doc_requirements.txt.j2")
 
@@ -269,6 +270,16 @@ def process_repositories(args, service):
             out.write(doc_requirements_content)
         repo_to.index.add(["doc/requirements.txt"])
 
+    if args.update_zuul:
+        """Update zuul.yaml"""
+
+        zuul_yaml_content = zuul_yaml_template.render(**context)
+        zuul_yaml_path = pathlib.Path(copy_to, "zuul.yaml")
+        with open(zuul_yaml_path, "w", encoding="utf-8", newline="") as out:
+            logging.debug(f"Generating {zuul_yaml_path} from template...")
+            out.write(zuul_yaml_content)
+        repo_to.index.add(["zuul.yaml"])
+
     if len(repo_to.index.diff("HEAD")) == 0:
         # Nothing to commit
         logging.debug(
@@ -354,6 +365,11 @@ def main():
         action="store_true",
         help="Whether to update service-based-view"
     )
+    parser.add_argument(
+        "--update-zuul",
+        action="store_true",
+        help="Whether to update zuul.yaml"
+    )
     parser.add_argument(
         "--overwrite-index-sbv",
         action="store_true",