feat(ui): add operator UI server, stores, and insights

tests/provider-executor.test.ts

@@ -0,0 +1,66 @@
+import test from "node:test";
+import assert from "node:assert/strict";
+import { parseActorExecutionResultFromModelOutput } from "../src/ui/provider-executor.js";
+
+test("parseActorExecutionResultFromModelOutput parses strict JSON payload", () => {
+  const parsed = parseActorExecutionResultFromModelOutput({
+    rawText: JSON.stringify({
+      status: "validation_fail",
+      payload: {
+        summary: "missing test",
+      },
+      stateFlags: {
+        needs_fix: true,
+      },
+      stateMetadata: {
+        stage: "qa",
+      },
+      events: [
+        {
+          type: "validation_failed",
+          payload: {
+            summary: "failed",
+          },
+        },
+      ],
+      failureKind: "soft",
+      failureCode: "missing_test",
+    }),
+  });
+
+  assert.equal(parsed.status, "validation_fail");
+  assert.equal(parsed.payload?.summary, "missing test");
+  assert.equal(parsed.stateFlags?.needs_fix, true);
+  assert.equal(parsed.stateMetadata?.stage, "qa");
+  assert.equal(parsed.events?.[0]?.type, "validation_failed");
+  assert.equal(parsed.failureKind, "soft");
+  assert.equal(parsed.failureCode, "missing_test");
+});
+
+test("parseActorExecutionResultFromModelOutput parses fenced JSON", () => {
+  const parsed = parseActorExecutionResultFromModelOutput({
+    rawText: [
+      "Here is the result",
+      "```json",
+      JSON.stringify({
+        status: "success",
+        payload: {
+          code: "done",
+        },
+      }),
+      "```",
+    ].join("\n"),
+  });
+
+  assert.equal(parsed.status, "success");
+  assert.equal(parsed.payload?.code, "done");
+});
+
+test("parseActorExecutionResultFromModelOutput falls back when response is not JSON", () => {
+  const parsed = parseActorExecutionResultFromModelOutput({
+    rawText: "Implemented update successfully.",
+  });
+
+  assert.equal(parsed.status, "success");
+  assert.equal(parsed.payload?.assistantResponse, "Implemented update successfully.");
+});