fix: Address high-severity bandit issues

dss-claude-plugin/core/config.py

@@ -7,17 +7,15 @@ Supports local/remote mode detection, persistent configuration storage, and
 environment variable overrides.
 """
 
-import os
 import json
-import uuid
-import asyncio
 import logging
+import os
+import uuid
 from enum import Enum
 from pathlib import Path
-from typing import Optional, Union, Any
 
 import aiohttp
-from pydantic import BaseModel, Field, HttpUrl, ValidationError
+from pydantic import BaseModel, Field, ValidationError
 
 # Configure module-level logger
 logger = logging.getLogger(__name__)
@@ -30,6 +28,7 @@ DEFAULT_LOCAL_URL = "http://localhost:6006"
 
 class DSSMode(str, Enum):
     """Operation modes for the DSS plugin."""
+
     LOCAL = "local"
     REMOTE = "remote"
     AUTO = "auto"
@@ -45,10 +44,13 @@ class DSSConfig(BaseModel):
         local_url (str): URL for the local DSS API (usually localhost).
         session_id (str): Unique identifier for this client instance.
     """
+
     mode: DSSMode = Field(default=DSSMode.AUTO, description="Operation mode preference")
     remote_url: str = Field(default=DEFAULT_REMOTE_URL, description="Remote API endpoint")
     local_url: str = Field(default=DEFAULT_LOCAL_URL, description="Local API endpoint")
-    session_id: str = Field(default_factory=lambda: str(uuid.uuid4()), description="Persistent session ID")
+    session_id: str = Field(
+        default_factory=lambda: str(uuid.uuid4()), description="Persistent session ID"
+    )
 
     class Config:
         validate_assignment = True
@@ -58,6 +60,7 @@ class DSSConfig(BaseModel):
     def load(cls) -> "DSSConfig":
         """
         Load configuration from ~/.dss/config.json.
+
         Returns a default instance if the file does not exist or is invalid.
         """
         if not CONFIG_FILE.exists():
@@ -79,6 +82,7 @@ class DSSConfig(BaseModel):
     def save(self) -> None:
         """
         Save the current configuration to ~/.dss/config.json.
+
         Creates the directory if it does not exist.
         """
         try:
@@ -153,9 +157,7 @@ class DSSConfig(BaseModel):
         return False
 
     def get_api_url(self, active_mode: DSSMode) -> str:
-        """
-        Helper to get the correct API URL for the determined mode.
-        """
+        """Helper to get the correct API URL for the determined mode."""
         if active_mode == DSSMode.LOCAL:
             return self.local_url
         return self.remote_url