test(logging): update mock data with Klipper migration error codes

- Add KLIPPER_MIGRATION_FAILED, GIT_FETCH_FAILED, GIT_CHECKOUT_FAILED error codes
- Include KLIPPER_UNCOMMITTED_CHANGES in mock test scenarios
- Update documentation to reflect new error code coverage
- Enhance test data realism for Klipper migration scenarios

Author: miklschmidt

src/scripts/README-mock-logs.md

@@ -62,6 +62,10 @@ The mock data generator creates realistic update log scenarios including:
 - `PERMISSION_DENIED` - File permission issues
 - `DISK_SPACE_LOW` - Insufficient disk space
 - `BACKUP_FAILED` - Backup operation failures
+- `KLIPPER_MIGRATION_FAILED` - Klipper repository migration failures
+- `GIT_FETCH_FAILED` - Git fetch operation failures
+- `GIT_CHECKOUT_FAILED` - Git checkout operation failures
+- `KLIPPER_UNCOMMITTED_CHANGES` - Uncommitted changes in Klipper repository
 
 ### Test Scenarios
 

src/scripts/generate-mock-logs.js

@@ -44,6 +44,10 @@ const ERROR_CODES = [
 	'PERMISSION_DENIED',
 	'DISK_SPACE_LOW',
 	'BACKUP_FAILED',
+	'KLIPPER_MIGRATION_FAILED',
+	'GIT_FETCH_FAILED',
+	'GIT_CHECKOUT_FAILED',
+	'KLIPPER_UNCOMMITTED_CHANGES',
 ];
 
 // Mock hostnames

src/scripts/generate-mock-update-logs.ts

@@ -58,6 +58,10 @@ const ERROR_CODES = [
 	'PERMISSION_DENIED',
 	'DISK_SPACE_LOW',
 	'BACKUP_FAILED',
+	'KLIPPER_MIGRATION_FAILED',
+	'GIT_FETCH_FAILED',
+	'GIT_CHECKOUT_FAILED',
+	'KLIPPER_UNCOMMITTED_CHANGES',
 ];
 
 // Mock hostnames