[runtime] make schema chain test deterministic

Why: ensure the end-to-end signing chain test follows cached-only validator warmup behavior in CI instead of hanging on cold schema startup.
Contract impact: none

Author: GsCommand

runtime/tests/runtime-signing.test.mjs

@@ -436,8 +436,10 @@ test("full chain clean -> summarize -> classify verifies with schema using parti
     RECEIPT_SIGNING_PRIVATE_KEY_PEM_B64: keys.privatePemB64,
     RECEIPT_SIGNING_PUBLIC_KEY_B64: keys.publicRaw32B64,
     RECEIPT_SIGNER_ID: "runtime.commandlayer.eth",
-    VERIFY_SCHEMA_CACHED_ONLY: "0",
-    SCHEMA_FETCH_TIMEOUT_MS: "50",
+    VERIFY_SCHEMA_CACHED_ONLY: "1",
+    VERIFY_MAX_MS: "12000",
+    SCHEMA_FETCH_TIMEOUT_MS: "3000",
+    SCHEMA_VALIDATE_BUDGET_MS: "3000",
   });
 
   async function runVerb(base, verb, content) {
@@ -530,11 +532,8 @@ test("full chain clean -> summarize -> classify verifies with schema using parti
     let verifyAttempt = await verifyReceiptWithTimeout(finalReceipt);
     console.log("[chain] after verify response", verifyAttempt.res.status, verifyAttempt.json ?? verifyAttempt.text);
 
-    if (
-      verifyAttempt.res.status === 202
-      && verifyAttempt.json?.reason === "validator_not_warmed_yet"
-    ) {
-      console.log("[chain] verify warmup 202 response", verifyAttempt.json);
+    if (verifyAttempt.res.status === 202) {
+      console.log("[chain] verify warmup 202 response", verifyAttempt.json ?? verifyAttempt.text);
       await new Promise((resolve) => setTimeout(resolve, 1200));
       console.log("[chain] before verify request retry");
       verifyAttempt = await verifyReceiptWithTimeout(finalReceipt);
@@ -545,7 +544,11 @@ test("full chain clean -> summarize -> classify verifies with schema using parti
     const verifyJson = verifyAttempt.json;
 
     assert.ok(verifyJson, "verify returned non-JSON response");
-    assert.equal(verifyRes.status, 200);
+
+    if (verifyRes.status !== 200) {
+      throw new Error(`verify retry failed with status ${verifyRes.status}: ${verifyAttempt.text}`);
+    }
+
     assert.equal(verifyJson.checks.signature_valid, true);
     assert.equal(verifyJson.checks.hash_matches, true);
     assert.equal(verifyJson.checks.schema_valid, true);