diff --git a/alfred/app.py b/alfred/app.py
index 8280b89..2532054 100644
--- a/alfred/app.py
+++ b/alfred/app.py
@@ -5,11 +5,12 @@ import logging
 import os
 import time
 import uuid
+from typing import Any
+
 from fastapi import FastAPI, HTTPException
 from fastapi.responses import JSONResponse, StreamingResponse
 from fastapi.staticfiles import StaticFiles
 from pydantic import BaseModel, Field, validator
-from typing import Any
 
 from alfred.agent.agent import Agent
 from alfred.agent.config import settings
@@ -40,7 +41,6 @@ else:
     )
 
 # Initialize memory context at startup
-# Use /data/memory in Docker, fallback to memory_data for local dev
 storage_dir = os.getenv("MEMORY_STORAGE_DIR", "memory_data")
 init_memory(storage_dir=storage_dir)
 logger.info(f"Memory context initialized (storage: {storage_dir})")
diff --git a/alfred/application/torrents/search_torrents.py b/alfred/application/torrents/search_torrents.py
index daad45e..0b83c11 100644
--- a/alfred/application/torrents/search_torrents.py
+++ b/alfred/application/torrents/search_torrents.py
@@ -2,7 +2,11 @@
 
 import logging
 
-from alfred.infrastructure.api.knaben import KnabenAPIError, KnabenClient, KnabenNotFoundError
+from alfred.infrastructure.api.knaben import (
+    KnabenAPIError,
+    KnabenClient,
+    KnabenNotFoundError,
+)
 
 from .dto import SearchTorrentsResponse
 
diff --git a/alfred/infrastructure/api/knaben/client.py b/alfred/infrastructure/api/knaben/client.py
index 359de66..acd399d 100644
--- a/alfred/infrastructure/api/knaben/client.py
+++ b/alfred/infrastructure/api/knaben/client.py
@@ -1,12 +1,13 @@
 """Knaben torrent search API client."""
 
-
 import logging
-import requests
-from requests.exceptions import HTTPError, RequestException, Timeout
 from typing import Any
 
+import requests
+from requests.exceptions import HTTPError, RequestException, Timeout
+
 from alfred.agent.config import Settings, settings
+
 from .dto import TorrentResult
 from .exceptions import KnabenAPIError, KnabenNotFoundError
 
diff --git a/alfred/infrastructure/api/qbittorrent/client.py b/alfred/infrastructure/api/qbittorrent/client.py
index 02d3124..b7bf165 100644
--- a/alfred/infrastructure/api/qbittorrent/client.py
+++ b/alfred/infrastructure/api/qbittorrent/client.py
@@ -1,11 +1,13 @@
 """qBittorrent Web API client."""
 
 import logging
-import requests
-from requests.exceptions import HTTPError, RequestException, Timeout
 from typing import Any
 
+import requests
+from requests.exceptions import HTTPError, RequestException, Timeout
+
 from alfred.agent.config import Settings, settings
+
 from .dto import TorrentInfo
 from .exceptions import QBittorrentAPIError, QBittorrentAuthError
 
diff --git a/alfred/infrastructure/api/tmdb/client.py b/alfred/infrastructure/api/tmdb/client.py
index 208edbc..1ada28d 100644
--- a/alfred/infrastructure/api/tmdb/client.py
+++ b/alfred/infrastructure/api/tmdb/client.py
@@ -1,12 +1,13 @@
 """TMDB (The Movie Database) API client."""
 
 import logging
-import requests
-from requests.exceptions import HTTPError, RequestException, Timeout
 from typing import Any
 
+import requests
+from requests.exceptions import HTTPError, RequestException, Timeout
 
 from alfred.agent.config import Settings, settings
+
 from .dto import MediaResult
 from .exceptions import (
     TMDBAPIError,
diff --git a/cli.py b/cli.py
index a762bdf..41cf333 100644
--- a/cli.py
+++ b/cli.py
@@ -179,7 +179,6 @@ def setup() -> None:
     """Orchestrate initialization."""
     is_docker_running()
     ensure_env()
-    #mkdir
 
 
 def status() -> None:
diff --git a/tests/conftest.py b/tests/conftest.py
index 462d701..6326a10 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -3,13 +3,14 @@
 # TODO: Moved directory, should not be necessary anymore but need to check !!
 # Ajouter le dossier parent (brain) au PYTHONPATH
 # sys.path.insert(0, str(Path(__file__).parent.parent))
-import pytest
 import shutil
 import sys
 import tempfile
 from pathlib import Path
 from unittest.mock import MagicMock, Mock
 
+import pytest
+
 from alfred.infrastructure.persistence import Memory, set_memory
 
 
diff --git a/tests/test_agent_edge_cases.py b/tests/test_agent_edge_cases.py
index 83d94ce..5083684 100644
--- a/tests/test_agent_edge_cases.py
+++ b/tests/test_agent_edge_cases.py
@@ -1,7 +1,9 @@
 """Edge case tests for the Agent."""
-import pytest
+
 from unittest.mock import Mock
 
+import pytest
+
 from alfred.agent.agent import Agent
 from alfred.infrastructure.persistence import get_memory
 
diff --git a/tests/test_api_edge_cases.py b/tests/test_api_edge_cases.py
index 5ffa798..e61c30e 100644
--- a/tests/test_api_edge_cases.py
+++ b/tests/test_api_edge_cases.py
@@ -10,8 +10,8 @@ class TestChatCompletionsEdgeCases:
 
     def test_very_long_message(self, memory):
         """Should handle very long user message."""
-        from alfred.app import app
         from alfred.agent import agent
+        from alfred.app import app
 
         # Patch the agent's LLM directly
         mock_llm = Mock()
@@ -33,8 +33,8 @@ class TestChatCompletionsEdgeCases:
 
     def test_unicode_message(self, memory):
         """Should handle unicode in message."""
-        from alfred.app import app
         from alfred.agent import agent
+        from alfred.app import app
 
         mock_llm = Mock()
         mock_llm.complete.return_value = {
@@ -59,8 +59,8 @@ class TestChatCompletionsEdgeCases:
 
     def test_special_characters_in_message(self, memory):
         """Should handle special characters."""
-        from alfred.app import app
         from alfred.agent import agent
+        from alfred.app import app
 
         mock_llm = Mock()
         mock_llm.complete.return_value = {"role": "assistant", "content": "Response"}
@@ -187,8 +187,8 @@ class TestChatCompletionsEdgeCases:
 
     def test_many_messages(self, memory):
         """Should handle many messages in conversation."""
-        from alfred.app import app
         from alfred.agent import agent
+        from alfred.app import app
 
         mock_llm = Mock()
         mock_llm.complete.return_value = {"role": "assistant", "content": "Response"}
@@ -301,8 +301,8 @@ class TestChatCompletionsEdgeCases:
 
     def test_extra_fields_in_request(self, memory):
         """Should ignore extra fields in request."""
-        from alfred.app import app
         from alfred.agent import agent
+        from alfred.app import app
 
         mock_llm = Mock()
         mock_llm.complete.return_value = {"role": "assistant", "content": "Response"}
@@ -325,8 +325,8 @@ class TestChatCompletionsEdgeCases:
 
     def test_streaming_with_tool_call(self, memory, real_folder):
         """Should handle streaming with tool execution."""
-        from alfred.app import app
         from alfred.agent import agent
+        from alfred.app import app
         from alfred.infrastructure.persistence import get_memory
 
         mem = get_memory()
@@ -371,8 +371,8 @@ class TestChatCompletionsEdgeCases:
 
     def test_concurrent_requests_simulation(self, memory):
         """Should handle rapid sequential requests."""
-        from alfred.app import app
         from alfred.agent import agent
+        from alfred.app import app
 
         mock_llm = Mock()
         mock_llm.complete.return_value = {"role": "assistant", "content": "Response"}
@@ -392,8 +392,8 @@ class TestChatCompletionsEdgeCases:
 
     def test_llm_returns_json_in_response(self, memory):
         """Should handle LLM returning JSON in text response."""
-        from alfred.app import app
         from alfred.agent import agent
+        from alfred.app import app
 
         mock_llm = Mock()
         mock_llm.complete.return_value = {
diff --git a/tests/test_config_critical.py b/tests/test_config_critical.py
index 47e8b07..02432d6 100644
--- a/tests/test_config_critical.py
+++ b/tests/test_config_critical.py
@@ -1,4 +1,5 @@
 """Critical tests for configuration validation."""
+
 import pytest
 
 from alfred.agent.config import ConfigurationError, Settings
diff --git a/tests/test_config_edge_cases.py b/tests/test_config_edge_cases.py
index 01dc150..70fa5e7 100644
--- a/tests/test_config_edge_cases.py
+++ b/tests/test_config_edge_cases.py
@@ -1,9 +1,10 @@
 """Edge case tests for configuration and parameters."""
 
 import os
-import pytest
 from unittest.mock import patch
 
+import pytest
+
 from alfred.agent.config import ConfigurationError, Settings
 from alfred.agent.parameters import (
     REQUIRED_PARAMETERS,
diff --git a/tests/test_domain_edge_cases.py b/tests/test_domain_edge_cases.py
index 25a618d..a38aa67 100644
--- a/tests/test_domain_edge_cases.py
+++ b/tests/test_domain_edge_cases.py
@@ -1,7 +1,9 @@
 """Edge case tests for domain entities and value objects."""
-import pytest
+
 from datetime import datetime
 
+import pytest
+
 from alfred.domain.movies.entities import Movie
 from alfred.domain.movies.value_objects import MovieTitle, Quality, ReleaseYear
 from alfred.domain.shared.exceptions import ValidationError
diff --git a/tests/test_memory.py b/tests/test_memory.py
index ce83aa3..2ecca6e 100644
--- a/tests/test_memory.py
+++ b/tests/test_memory.py
@@ -1,7 +1,9 @@
 """Tests for the Memory system."""
-import pytest
+
 from datetime import datetime
 
+import pytest
+
 from alfred.infrastructure.persistence import (
     EpisodicMemory,
     LongTermMemory,
diff --git a/tests/test_memory_edge_cases.py b/tests/test_memory_edge_cases.py
index 356c90e..12d6295 100644
--- a/tests/test_memory_edge_cases.py
+++ b/tests/test_memory_edge_cases.py
@@ -4,6 +4,7 @@ import json
 import os
 
 import pytest
+
 from alfred.infrastructure.persistence import (
     EpisodicMemory,
     LongTermMemory,
diff --git a/tests/test_registry_critical.py b/tests/test_registry_critical.py
index 7143849..11f5535 100644
--- a/tests/test_registry_critical.py
+++ b/tests/test_registry_critical.py
@@ -3,6 +3,7 @@
 import inspect
 
 import pytest
+
 from alfred.agent.prompts import PromptBuilder
 from alfred.agent.registry import Tool, _create_tool_from_function, make_tools
 
diff --git a/tests/test_registry_edge_cases.py b/tests/test_registry_edge_cases.py
index 10b45f7..952cfad 100644
--- a/tests/test_registry_edge_cases.py
+++ b/tests/test_registry_edge_cases.py
@@ -1,6 +1,7 @@
 """Edge case tests for tool registry."""
 
 import pytest
+
 from alfred.agent.registry import Tool, make_tools
 
 
diff --git a/tests/test_tools_edge_cases.py b/tests/test_tools_edge_cases.py
index ac24aa2..6ccc1e4 100644
--- a/tests/test_tools_edge_cases.py
+++ b/tests/test_tools_edge_cases.py
@@ -1,7 +1,9 @@
 """Edge case tests for tools."""
-import pytest
+
 from unittest.mock import Mock, patch
 
+import pytest
+
 from alfred.agent.tools import api as api_tools
 from alfred.agent.tools import filesystem as fs_tools
 from alfred.infrastructure.persistence import get_memory
diff --git a/tests/test_tools_filesystem.py b/tests/test_tools_filesystem.py
index 21c8836..8245594 100644
--- a/tests/test_tools_filesystem.py
+++ b/tests/test_tools_filesystem.py
@@ -1,7 +1,9 @@
 """Tests for filesystem tools."""
-import pytest
+
 from pathlib import Path
 
+import pytest
+
 from alfred.agent.tools import filesystem as fs_tools
 from alfred.infrastructure.persistence import get_memory