remove previous attempt at centralized Exception handling

Co-authored-by: Copilot Autofix powered by AI <62310815+github-advanced-security[bot]@users.noreply.github.com>

cognee/api/client.py

@@ -80,6 +80,24 @@ async def lifespan(app: FastAPI):
 app = FastAPI(debug=app_environment != "prod", lifespan=lifespan)
 
 
+@app.middleware("http")
+async def log_exceptions_middleware(request: Request, call_next):
+    try:
+        return await call_next(request)
+    except Exception as exc:
+        logger.error(
+            f"Unhandled exception in {request.method} {request.url.path}: "
+            f"{type(exc).__name__}: {str(exc)}"
+        )
+        return JSONResponse(
+            status_code=500,
+            content={
+                "message": "An internal server error occurred. Please check server logs for details.",
+                "path": str(request.url.path),
+            },
+        )
+
+
 # Read allowed origins from environment variable (comma-separated)
 CORS_ALLOWED_ORIGINS = os.getenv("CORS_ALLOWED_ORIGINS")
 if CORS_ALLOWED_ORIGINS:

cognee/api/v1/add/routers/get_add_router.py

@@ -9,11 +9,8 @@ from cognee.modules.users.models import User
 from cognee.modules.users.methods import get_authenticated_user
 from cognee.shared.utils import send_telemetry
 from cognee.modules.pipelines.models import PipelineRunErrored
-from cognee.shared.logging_utils import get_logger
 from cognee import __version__ as cognee_version
 
-logger = get_logger()
-
 
 def get_add_router() -> APIRouter:
     router = APIRouter()
@@ -54,7 +51,8 @@ def get_add_router() -> APIRouter:
 
         ## Error Codes
         - **400 Bad Request**: Neither datasetId nor datasetName provided
-        - **409 Conflict**: Error during add operation
+        - **500 Internal Server Error**: Error during add operation (check logs for details)
+        - **420 Pipeline Error**: Pipeline execution failed with structured error details
         - **403 Forbidden**: User doesn't have permission to add to dataset
 
         ## Notes
@@ -76,7 +74,6 @@ def get_add_router() -> APIRouter:
         if not datasetId and not datasetName:
             raise ValueError("Either datasetId or datasetName must be provided.")
 
-        try:
         add_run = await cognee_add(
             data,
             datasetName,
@@ -88,7 +85,5 @@ def get_add_router() -> APIRouter:
         if isinstance(add_run, PipelineRunErrored):
             return JSONResponse(status_code=420, content=add_run.model_dump(mode="json"))
         return add_run.model_dump()
-        except Exception as error:
-            return JSONResponse(status_code=409, content={"error": str(error)})
 
     return router