chore: upgrade claude agent sdk (#150)

runners/agent-runner/src/index.ts

@@ -59,6 +59,7 @@ import {
   createReviewerBashGuardHook,
   createSanitizeBashHook,
 } from './runner-hooks.js';
+import { buildClaudeSdkEnv } from './sdk-env.js';
 
 interface RunnerInput {
   prompt: string;
@@ -642,10 +643,7 @@ async function main(): Promise<void> {
 
   // Build SDK env: merge secrets into process.env for the SDK only.
   // Secrets never touch process.env itself, so Bash subprocesses can't see them.
-  const sdkEnv: Record<string, string | undefined> = { ...process.env };
-  for (const [key, value] of Object.entries(runnerInput.secrets || {})) {
-    sdkEnv[key] = value;
-  }
+  const sdkEnv = buildClaudeSdkEnv(process.env, runnerInput.secrets || {});
   const reviewerRuntime =
     isReviewerRuntimeEnvEnabled(process.env) ||
     isReviewerRuntime(runnerInput.roomRoleContext);

runners/agent-runner/src/sdk-env.ts

@@ -0,0 +1,15 @@
+export function buildClaudeSdkEnv(
+  baseEnv: Record<string, string | undefined>,
+  secrets: Record<string, string> = {},
+): Record<string, string | undefined> {
+  const env: Record<string, string | undefined> = { ...baseEnv };
+  for (const [key, value] of Object.entries(secrets)) {
+    env[key] = value;
+  }
+
+  // Claude Agent SDK 0.3.x connects MCP servers in the background by default.
+  // EJClaw expects its local MCP server to be available on the first turn.
+  env.MCP_CONNECTION_NONBLOCKING ??= '0';
+
+  return env;
+}