refactor: add remote runtime adapter

tests/remote-runtime-adapter.test.ts

@@ -0,0 +1,39 @@
+import test from "node:test";
+import assert from "node:assert/strict";
+import { normalizeRemoteExecutionResultForTesting } from "../src/lib/execution/remote-runtime-adapter.ts";
+
+test("RemoteRuntimeAdapter 会把 local-agent 回写标准化成统一结果", () => {
+  const normalized = normalizeRemoteExecutionResultForTesting({
+    status: "completed",
+    dispatchExecutionId: "dx-1",
+    targetProjectId: "project-1",
+    targetThreadId: "thread-1",
+    rawThreadReply: "  链路正常  ",
+    replyBody: "  主 Agent 汇总：链路正常  ",
+  });
+
+  assert.equal(normalized.status, "completed");
+  assert.equal(normalized.dispatchExecutionId, "dx-1");
+  assert.equal(normalized.targetProjectId, "project-1");
+  assert.equal(normalized.targetThreadId, "thread-1");
+  assert.equal(normalized.rawThreadReply, "链路正常");
+  assert.equal(normalized.replyBody, "主 Agent 汇总：链路正常");
+});
+
+test("RemoteRuntimeAdapter 会忽略空白字段并保留失败状态", () => {
+  const normalized = normalizeRemoteExecutionResultForTesting({
+    status: "failed",
+    dispatchExecutionId: "  ",
+    targetProjectId: " project-2 ",
+    targetThreadId: "",
+    rawThreadReply: " ",
+    errorMessage: "  MODEL_CALL_FAILED  ",
+  });
+
+  assert.equal(normalized.status, "failed");
+  assert.equal(normalized.dispatchExecutionId, undefined);
+  assert.equal(normalized.targetProjectId, "project-2");
+  assert.equal(normalized.targetThreadId, undefined);
+  assert.equal(normalized.rawThreadReply, undefined);
+  assert.equal(normalized.errorMessage, "MODEL_CALL_FAILED");
+});