refactor(core): replace legacy logger with Effect logging (#31310)

packages/opencode/test/session/structured-output-integration.test.ts

@@ -3,12 +3,9 @@ import { SessionV1 } from "@opencode-ai/core/v1/session"
 import { Effect, Layer } from "effect"
 import { Session } from "@/session/session"
 import { SessionPrompt } from "../../src/session/prompt"
-import * as Log from "@opencode-ai/core/util/log"
 import { MessageV2 } from "../../src/session/message-v2"
 import { testEffect } from "../lib/effect"
 
-void Log.init({ print: false })
-
 // Skip tests if no API key is available
 const hasApiKey = !!process.env.ANTHROPIC_API_KEY
 const it = testEffect(Layer.mergeAll(SessionPrompt.defaultLayer, Session.defaultLayer))