From 4ef972fd535b9012bbfac1b16d8cd75d2aa9cf92 Mon Sep 17 00:00:00 2001
From: openclaw <openclaw@aboydfd.com>
Date: Mon, 23 Mar 2026 15:43:37 +0000
Subject: [PATCH] feat(shared): add kernel exceptions

---
 .../__pycache__/__init__.cpython-312.pyc      | Bin 0 -> 172 bytes
 .../__pycache__/__init__.cpython-312.pyc      | Bin 0 -> 179 bytes
 .../__pycache__/exceptions.cpython-312.pyc    | Bin 0 -> 1684 bytes
 backend/app/shared/kernel/exceptions.py       |  18 ++++++++++++++++++
 4 files changed, 18 insertions(+)
 create mode 100644 backend/app/shared/__pycache__/__init__.cpython-312.pyc
 create mode 100644 backend/app/shared/kernel/__pycache__/__init__.cpython-312.pyc
 create mode 100644 backend/app/shared/kernel/__pycache__/exceptions.cpython-312.pyc

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diff --git a/backend/app/shared/kernel/exceptions.py b/backend/app/shared/kernel/exceptions.py
index e69de29..b40ebb5 100644
--- a/backend/app/shared/kernel/exceptions.py
+++ b/backend/app/shared/kernel/exceptions.py
@@ -0,0 +1,18 @@
+class NotFoundError(Exception):
+    def __init__(self, entity: str, entity_id: str) -> None:
+        self.entity = entity
+        self.entity_id = entity_id
+        super().__init__(f"{entity} not found: {entity_id}")
+
+
+class ValidationError(Exception):
+    def __init__(self, message: str) -> None:
+        self.message = message
+        super().__init__(message)
+
+
+class FileSystemError(Exception):
+    def __init__(self, path: str, message: str) -> None:
+        self.path = path
+        self.message = message
+        super().__init__(f"Filesystem error at {path}: {message}")