refactor: move exteions manager to ktem

Author: cin-niko

libs/kotaemon/kotaemon/indices/ingests/__init__.py

@@ -8,12 +8,11 @@
 from ktem.components import reasonings
 from ktem.exceptions import HookAlreadyDeclared, HookNotDeclared
 from ktem.index import IndexManager
+from ktem.loaders.extensions import extension_manager
 from ktem.settings import BaseSettingGroup, SettingGroup, SettingReasoningGroup
 from theflow.settings import settings
 from theflow.utils.modules import import_dotted_string
 
-from kotaemon.indices.ingests.extensions import extension_manager
-
 
 class BaseApp:
     """The main app of Kotaemon

libs/kotaemon/kotaemon/indices/ingests/files.py

@@ -16,6 +16,7 @@
 from ktem.db.models import engine
 from ktem.embeddings.manager import embedding_models_manager
 from ktem.llms.manager import llms
+from ktem.loaders.extensions import extension_manager
 from ktem.rerankings.manager import reranking_models_manager
 from llama_index.core.readers.base import BaseReader
 from llama_index.core.readers.file.base import default_file_metadata_func
@@ -34,11 +35,6 @@
 from kotaemon.base import BaseComponent, Document, Node, Param, RetrievedDocument
 from kotaemon.embeddings import BaseEmbeddings
 from kotaemon.indices import VectorIndexing, VectorRetrieval
-from kotaemon.indices.ingests.extensions import extension_manager
-
-# from kotaemon.indices.ingests.files import (  # KH_DEFAULT_FILE_EXTRACTORS,
-#     web_reader,
-# )
 from kotaemon.indices.rankings import BaseReranking, LLMReranking, LLMTrulensScoring
 from kotaemon.indices.splitters import BaseSplitter, TokenSplitter