Disable semantic search by default (#12568)

* Disable semantic search by default and don't start processes unless enabled

* Conditionally create embeddings

* Fix typing

docker/main/rootfs/usr/local/semantic_search/get_search_settings.py

@@ -0,0 +1,28 @@
+"""Prints the semantic_search config as json to stdout."""
+
+import json
+import os
+
+import yaml
+
+config_file = os.environ.get("CONFIG_FILE", "/config/config.yml")
+
+# Check if we can use .yaml instead of .yml
+config_file_yaml = config_file.replace(".yml", ".yaml")
+if os.path.isfile(config_file_yaml):
+    config_file = config_file_yaml
+
+try:
+    with open(config_file) as f:
+        raw_config = f.read()
+
+    if config_file.endswith((".yaml", ".yml")):
+        config: dict[str, any] = yaml.safe_load(raw_config)
+    elif config_file.endswith(".json"):
+        config: dict[str, any] = json.loads(raw_config)
+except FileNotFoundError:
+    config: dict[str, any] = {}
+
+search_config: dict[str, any] = config.get("semantic_search", {"enabled": False})
+
+print(json.dumps(search_config))