refactor(workflow-executor): remove redundant level field from ConsoleLogger

console.log (info) vs console.error (error) already distinguishes the
level via stdout/stderr. The JSON level field is redundant — users who
need it can implement their own Logger.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: alban bertolini

packages/workflow-executor/src/adapters/console-logger.ts

@@ -3,14 +3,10 @@ import type { Logger } from '../ports/logger-port';
 export default class ConsoleLogger implements Logger {
   info(message: string, context: Record<string, unknown>): void {
     // eslint-disable-next-line no-console
-    console.log(
-      JSON.stringify({ level: 'info', message, timestamp: new Date().toISOString(), ...context }),
-    );
+    console.log(JSON.stringify({ message, timestamp: new Date().toISOString(), ...context }));
   }
 
   error(message: string, context: Record<string, unknown>): void {
-    console.error(
-      JSON.stringify({ level: 'error', message, timestamp: new Date().toISOString(), ...context }),
-    );
+    console.error(JSON.stringify({ message, timestamp: new Date().toISOString(), ...context }));
   }
 }

packages/workflow-executor/test/adapters/console-logger.test.ts

@@ -14,7 +14,7 @@ describe('ConsoleLogger', () => {
 
     expect(spy).toHaveBeenCalledTimes(1);
     const output = JSON.parse(spy.mock.calls[0][0]);
-    expect(output).toMatchObject({ level: 'info', message: 'test message', key: 'value' });
+    expect(output).toMatchObject({ message: 'test message', key: 'value' });
     expect(output.timestamp).toBeDefined();
 
     spy.mockRestore();