address PR comments

packages/cli/src/config/index.ts

@@ -5,6 +5,7 @@ import { readFileSync } from 'fs';
 import merge from 'lodash/merge';
 import { Logger } from 'n8n-core';
 import { ApplicationError, setGlobalState } from 'n8n-workflow';
+import assert from 'node:assert';
 import colors from 'picocolors';
 import { Container } from 'typedi';
 
@@ -63,7 +64,8 @@ if (!inE2ETests && !inTest) {
 				}
 				logger.debug(`Loaded config overwrites from ${configFile}`);
 			} catch (error) {
-				logger.error(`Error loading config file ${configFile}`, { error: error as Error });
+				assert(error instanceof Error);
+				logger.error(`Error loading config file ${configFile}`, { error });
 			}
 		}
 	}

packages/core/src/InstanceSettingsConfig.ts

@@ -15,9 +15,9 @@ export class InstanceSettingsConfig {
 	 * The home folder path of the user.
 	 * If none can be found it falls back to the current working directory
 	 */
-	public readonly userHome: string;
+	readonly userHome: string;
 
-	public readonly n8nFolder: string;
+	readonly n8nFolder: string;
 
 	constructor() {
 		const homeVarName = process.platform === 'win32' ? 'USERPROFILE' : 'HOME';