diff --git a/apps/authentication/Dockerfile b/apps/authentication/Dockerfile
index 1439b4b..0b97a04 100644
--- a/apps/authentication/Dockerfile
+++ b/apps/authentication/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.10-slim-bullseye
+FROM python:3.12-slim
 
 # docker settings
 ARG CONTAINER_APP_ROOT="/app"
diff --git a/apps/central_storage/Dockerfile b/apps/central_storage/Dockerfile
index fbf07c1..f8f2596 100644
--- a/apps/central_storage/Dockerfile
+++ b/apps/central_storage/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.10-slim-buster
+FROM python:3.12-slim
 
 # docker settings
 ARG CONTAINER_APP_ROOT="/app"
diff --git a/apps/central_storage/backend/application/document_hub.py b/apps/central_storage/backend/application/document_hub.py
index d50ac39..c2e746e 100644
--- a/apps/central_storage/backend/application/document_hub.py
+++ b/apps/central_storage/backend/application/document_hub.py
@@ -1,6 +1,7 @@
 from backend.business.document_manager import (
     DocumentManager,
 )
+from common.log.module_logger import ModuleLogger
 
 
 class DocumentHub:
@@ -8,15 +9,22 @@ class DocumentHub:
         self,
     ):
         self.document_manager = DocumentManager()
+        self.module_logger = ModuleLogger(sender_id="DocumentHub")
         return
 
     async def retrieve_document_info(self, document_id: str):
-        return await self.document_manager.retrieve_document_info(document_id)
+        await self.module_logger.log_info(f"Retrieving document info for ID: {document_id}")
+        result = await self.document_manager.retrieve_document_info(document_id)
+        await self.module_logger.log_info(f"Document info retrieved successfully for ID: {document_id}")
+        return result
 
     async def read_document_file_as_http_media_data(self, document_id: str):
-        return await self.document_manager.read_document_file_as_http_media_data(
+        await self.module_logger.log_info(f"Reading document as HTTP media for ID: {document_id}")
+        result = await self.document_manager.read_document_file_as_http_media_data(
             document_id
         )
+        await self.module_logger.log_info(f"Document media data read successfully for ID: {document_id}")
+        return result
 
     async def upload_document(
         self, associated_with: str, file_name: str, file_data: bytes
@@ -26,11 +34,16 @@ class DocumentHub:
             file_name: the name of the file
             file (bytes): the file to be uploaded
         """
-        return await self.document_manager.upload_file(
+        await self.module_logger.log_info(f"Uploading document {file_name} for user {associated_with}")
+        result = await self.document_manager.upload_file(
             associated_with, file_name, file_data
         )
+        await self.module_logger.log_info(f"Document upload completed for {file_name}, result: {result}")
+        return result
 
     async def delete_documents(self, document_ids: list):
+        await self.module_logger.log_info(f"Deleting documents: {document_ids}")
         for document_id in document_ids:
             await self.document_manager.delete_document(document_id)
+        await self.module_logger.log_info(f"Documents deleted successfully: {document_ids}")
         return
diff --git a/apps/central_storage/backend/business/document_manager.py b/apps/central_storage/backend/business/document_manager.py
index 08b212e..7e46819 100644
--- a/apps/central_storage/backend/business/document_manager.py
+++ b/apps/central_storage/backend/business/document_manager.py
@@ -1,10 +1,12 @@
 from backend.services.document_service import DocumentService
 from backend.models.models import MediaType, DataFormat
+from common.log.module_logger import ModuleLogger
 
 
 class DocumentManager:
     def __init__(self) -> None:
         self.document_service = DocumentService()
+        self.module_logger = ModuleLogger(sender_id="DocumentManager")
 
     async def retrieve_document_info(self, document_id: str):
         await self.document_service.load_document(document_id=document_id)
diff --git a/apps/central_storage/webapi/bootstrap/application.py b/apps/central_storage/webapi/bootstrap/application.py
index aae7a72..575d41d 100644
--- a/apps/central_storage/webapi/bootstrap/application.py
+++ b/apps/central_storage/webapi/bootstrap/application.py
@@ -12,6 +12,7 @@ from webapi.providers import probes
 from webapi.providers import metrics
 from .freeleaps_app import FreeleapsApp
 from common.config.app_settings import app_settings
+from common.log.module_logger import ModuleLogger
 
 
 def create_app() -> FastAPI:
@@ -20,6 +21,10 @@ def create_app() -> FastAPI:
     app = FreeleapsApp()
 
     register_logger()
+    
+    # Create application logger for startup logging
+    app_logger = ModuleLogger(sender_id="ApplicationBootstrap")
+    
     register(app, exception_handler)
     register(app, database)
     register(app, router)
@@ -37,6 +42,14 @@ def create_app() -> FastAPI:
     if app_settings.METRICS_ENABLED:
         register(app, metrics)
 
+    # Log application startup completion
+    import asyncio
+    async def log_startup():
+        await app_logger.log_info("Central Storage application initialized successfully")
+    
+    # Run the async logging
+    asyncio.create_task(log_startup())
+
     return app