fix(e2e): honor kitchen sink output caps

scripts/e2e/kitchen-sink-rpc-walk.mjs

@@ -245,6 +245,7 @@ export function runCommand(command, args, options = {}) {
       resourceSampleIntervalMs = 1000,
       resourceSampleOptions,
       resourceSamples,
+      outputCaptureChars = config.outputCaptureChars,
       requireResourceSample = false,
       sampleProcessImpl = sampleProcess,
       timeoutKillGraceMs = 2000,
@@ -318,10 +319,10 @@ export function runCommand(command, args, options = {}) {
       forceKillTimer.unref();
     }, timeoutMs);
     child.stdout?.on("data", (chunk) => {
-      stdout = appendBoundedOutput(stdout, chunk);
+      stdout = appendBoundedOutput(stdout, chunk, outputCaptureChars);
     });
     child.stderr?.on("data", (chunk) => {
-      stderr = appendBoundedOutput(stderr, chunk);
+      stderr = appendBoundedOutput(stderr, chunk, outputCaptureChars);
     });
     child.on("error", (error) => {
       clearTimeout(timer);
@@ -395,6 +396,7 @@ async function runOpenClaw(runner, args, env, options = {}) {
     resourceSampleIntervalMs: options.resourceSampleIntervalMs,
     resourceSampleOptions: options.resourceSampleOptions,
     resourceSamples: options.resourceSamples,
+    outputCaptureChars: config.outputCaptureChars,
     requireResourceSample: options.requireResourceSample,
     timeoutMs: options.timeoutMs ?? config.commandTimeoutMs,
   });

test/scripts/kitchen-sink-rpc-walk.test.ts

@@ -462,6 +462,21 @@ describe("kitchen-sink RPC command output capture", () => {
     expect(second).toEqual({ text: "fghij", truncatedChars: 5 });
   });
 
+  it("honors the resolved command output capture limit", async () => {
+    const result = await runCommand(
+      process.execPath,
+      ["-e", "process.stdout.write('abcdef'); process.stderr.write('UVWXYZ');"],
+      {
+        outputCaptureChars: 3,
+      },
+    );
+
+    expect(result.stdout).toBe("def");
+    expect(result.stderr).toBe("XYZ");
+    expect(result.stdoutTruncatedChars).toBe(3);
+    expect(result.stderrTruncatedChars).toBe(3);
+  });
+
   posixIt("kills timed command process groups", async () => {
     const root = mkdtempSync(path.join(tmpdir(), "openclaw-kitchen-rpc-timeout-"));
     const scriptPath = path.join(root, "trap-term.mjs");