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

packages/opencode/src/plugin/github-copilot/copilot.ts

@@ -2,12 +2,10 @@ import type { Hooks, PluginInput } from "@opencode-ai/plugin"
 import type { Model } from "@opencode-ai/sdk/v2"
 import { InstallationVersion } from "@opencode-ai/core/installation/version"
 import { iife } from "@/util/iife"
-import * as Log from "@opencode-ai/core/util/log"
 import { setTimeout as sleep } from "node:timers/promises"
 import { CopilotModels } from "./models"
 import { MessageV2 } from "@/session/message-v2"
 
-const log = Log.create({ service: "plugin.copilot" })
 
 const CLIENT_ID = "Ov23li8tweQw6odWQebz"
 const API_VERSION = "2026-06-01"
@@ -87,7 +85,6 @@ export async function CopilotAuthPlugin(input: PluginInput): Promise<Hooks> {
           })
           .catch((error) => {
             models = {}
-            log.error("failed to fetch copilot models", { error })
             return Object.fromEntries(
               Object.entries(provider.models).map(([id, model]) => [id, fix(model, base(auth.enterpriseUrl))]),
             )