fix: make AgentRun log tail render-only

scripts/agentrun-cli-contract-test.ts

@@ -117,8 +117,10 @@ assertCondition(
 
 assertCondition(
   agentRunSource.includes("const effectiveLimit = options.tail ?? options.limit;")
+    && agentRunSource.includes("resourceLogsTailResult(config, ref.name, effectiveLimit, options.fullText)")
+    && agentRunSource.includes("clientTail: {")
     && agentRunSource.includes("return renderEventLike(command, result, { ...options, limit: effectiveLimit }, \"Log\""),
-  "AgentRun logs must map --tail N into the low-noise page limit and preserve pagination commands",
+  "AgentRun logs must map --tail N into render-only client tailing for human and raw outputs",
 );
 
 assertCondition(
@@ -143,7 +145,7 @@ console.log(JSON.stringify({
     "AgentRun resource parser supports apply -f -",
     "AgentRun resource task dispatch and active task list visibility",
     "AgentRun resource failure output is visible in human mode",
-    "AgentRun logs tail controls page limit",
+    "AgentRun logs tail is enforced by the render-only client",
     "AgentRun dry-run mutations keep resource-command follow-up",
   ],
 }));