fix: trace codex stdio lifecycle

src/backend/adapter.ts

@@ -1,4 +1,4 @@
-import type { BackendEvent, BackendTurnResult, CommandRecord, InitialPromptAssembly, RunRecord } from "../common/types.js";
+import type { BackendEvent, BackendTurnResult, CommandRecord, InitialPromptAssembly, JsonRecord, RunRecord } from "../common/types.js";
 import { CodexStdioBackendSession, runCodexStdioTurn, type CodexStdioTurnOptions } from "./codex-stdio.js";
 import { backendProfileSpec } from "../common/backend-profiles.js";
 
@@ -16,6 +16,17 @@ export interface BackendAdapterOptions {
   workspacePath?: string;
   abortSignal?: AbortSignal;
   initialPrompt?: InitialPromptAssembly;
+  otelContext?: {
+    run: RunRecord;
+    command: CommandRecord;
+    attemptId?: string | null;
+    runnerId?: string | null;
+    runnerJobId?: string | null;
+    jobName?: string | null;
+    podName?: string | null;
+    sourceCommit?: string | null;
+    logPath?: string | null;
+  } & JsonRecord;
   onEvent?: (event: BackendEvent) => void | Promise<void>;
   onActiveTurn?: (control: BackendActiveTurnControl) => void | (() => void);
   env?: NodeJS.ProcessEnv;
@@ -64,6 +75,7 @@ export function backendTurnOptions(run: RunRecord, command: CommandRecord, optio
   if (options.codexArgs) turnOptions.args = options.codexArgs;
   if (options.env) turnOptions.env = options.env;
   if (options.initialPrompt) turnOptions.initialPrompt = options.initialPrompt;
+  if (options.otelContext) turnOptions.otelContext = options.otelContext;
   if (options.codexHome) turnOptions.codexHome = options.codexHome;
   if (options.abortSignal) turnOptions.abortSignal = options.abortSignal;
   if (options.onEvent) turnOptions.onEvent = options.onEvent;