diff --git a/src/dashboard/routes/chat_api_v1.py b/src/dashboard/routes/chat_api_v1.py
index 9dd7cf6d..04cc2d13 100644
--- a/src/dashboard/routes/chat_api_v1.py
+++ b/src/dashboard/routes/chat_api_v1.py
@@ -10,22 +10,20 @@ Endpoints:
     GET  /api/v1/status         — Detailed system and model status
 """
 
+import json
 import logging
 import os
 import uuid
-import json
-import asyncio
-from datetime import datetime, UTC
+from datetime import UTC, datetime
 from pathlib import Path
-from typing import Optional, List
 
-from fastapi import APIRouter, File, HTTPException, Request, UploadFile, Query
+from fastapi import APIRouter, File, HTTPException, Query, Request, UploadFile
 from fastapi.responses import JSONResponse, StreamingResponse
 
-from config import settings, APP_START_TIME
-from dashboard.store import message_log
-from timmy.session import chat_with_tools, _get_agent
+from config import APP_START_TIME, settings
 from dashboard.routes.health import _check_ollama
+from dashboard.store import message_log
+from timmy.session import _get_agent
 
 logger = logging.getLogger(__name__)
 
@@ -71,10 +69,10 @@ async def api_v1_chat(request: Request):
         f"{datetime.now().strftime('%A, %B %d, %Y at %I:%M %p')}]\n"
         f"[System: iPad App client]\n"
     )
-    
+
     if attachments:
         context_prefix += f"[System: Attachments: {', '.join(attachments)}]\n"
-    
+
     context_prefix += "\n"
     full_prompt = context_prefix + message
 
@@ -87,7 +85,7 @@ async def api_v1_chat(request: Request):
                 content = chunk.content if hasattr(chunk, "content") else str(chunk)
                 if content:
                     yield f"data: {json.dumps({'text': content})}\n\n"
-            
+
             yield "data: [DONE]\n\n"
         except Exception as exc:
             logger.error("SSE stream error: %s", exc)
@@ -101,14 +99,13 @@ async def api_v1_chat(request: Request):
 
 @router.get("/chat/history")
 async def api_v1_chat_history(
-    session_id: str = Query("ipad-app"),
-    limit: int = Query(50, ge=1, le=100)
+    session_id: str = Query("ipad-app"), limit: int = Query(50, ge=1, le=100)
 ):
     """Return recent chat history for a specific session."""
     # Filter and limit the message log
     # Note: message_log.all() returns all messages; we filter by source or just return last N
     all_msgs = message_log.all()
-    
+
     # In a real implementation, we'd filter by session_id if message_log supported it.
     # For now, we return the last 'limit' messages.
     history = [
@@ -120,7 +117,7 @@ async def api_v1_chat_history(
         }
         for msg in all_msgs[-limit:]
     ]
-    
+
     return {"messages": history}
 
 
@@ -155,14 +152,14 @@ async def api_v1_upload(file: UploadFile = File(...)):
     contents = await file.read()
     if len(contents) > _MAX_UPLOAD_SIZE:
         raise HTTPException(status_code=413, detail="File too large (max 50 MB)")
-    
+
     with open(file_path, "wb") as f:
         f.write(contents)
 
     # Auto-detect type based on extension/mime
     mime_type = file.content_type or "application/octet-stream"
     ext = os.path.splitext(safe_name)[1].lower()
-    
+
     media_type = "document"
     if mime_type.startswith("image/") or ext in [".jpg", ".jpeg", ".png", ".heic"]:
         media_type = "image"
@@ -179,11 +176,7 @@ async def api_v1_upload(file: UploadFile = File(...)):
         "type": media_type,
         "summary": summary,
         "url": f"/uploads/{stored_name}",
-        "metadata": {
-            "fileName": safe_name,
-            "mimeType": mime_type,
-            "size": len(contents)
-        }
+        "metadata": {"fileName": safe_name, "mimeType": mime_type, "size": len(contents)},
     }
 
 
@@ -195,11 +188,11 @@ async def api_v1_status():
     """Detailed system and model status."""
     ollama_status = await _check_ollama()
     uptime = (datetime.now(UTC) - APP_START_TIME).total_seconds()
-    
+
     return {
         "timmy": "online" if ollama_status.status == "healthy" else "offline",
         "model": settings.ollama_model,
         "ollama": "running" if ollama_status.status == "healthy" else "stopped",
         "uptime": f"{int(uptime // 3600)}h {int((uptime % 3600) // 60)}m",
-        "version": "2.0.0-v1-api"
+        "version": "2.0.0-v1-api",
     }
diff --git a/tests/test_api_v1.py b/tests/test_api_v1.py
index 8c4ae69e..4bcf325d 100644
--- a/tests/test_api_v1.py
+++ b/tests/test_api_v1.py
@@ -1,16 +1,15 @@
 import sys
-import os
-from pathlib import Path
 
 # Absolute path to src
 src_path = "/home/ubuntu/timmy-time/Timmy-time-dashboard/src"
 if src_path not in sys.path:
     sys.path.insert(0, src_path)
 
-from fastapi.testclient import TestClient
+from fastapi.testclient import TestClient  # noqa: E402
 
 try:
-    from dashboard.app import app
+    from dashboard.app import app  # noqa: E402
+
     print("✓ Successfully imported dashboard.app")
 except ImportError as e:
     print(f"✗ Failed to import dashboard.app: {e}")
@@ -18,6 +17,7 @@ except ImportError as e:
 
 client = TestClient(app)
 
+
 def test_v1_status():
     response = client.get("/api/v1/status")
     assert response.status_code == 200
@@ -26,17 +26,20 @@ def test_v1_status():
     assert "model" in data
     assert "uptime" in data
 
+
 def test_v1_chat_history():
     response = client.get("/api/v1/chat/history")
     assert response.status_code == 200
     data = response.json()
     assert "messages" in data
 
+
 def test_v1_upload_fail():
     # Test without file
     response = client.post("/api/v1/upload")
     assert response.status_code == 422  # Unprocessable Entity (missing file)
 
+
 if __name__ == "__main__":
     print("Running API v1 tests...")
     try: