Updates

daemon/qvac-master.js

@@ -16,9 +16,18 @@ export const QVAC_MASTER = Object.freeze({
   gpuLayers: 99,
 });
 
+export function assertSdkVersion() {
+  const sdkPackage = require(path.join(harnessPath, 'node_modules/@qvac/sdk/package.json'));
+  if (!/^0\.19\./.test(sdkPackage.version)) {
+    throw new Error(`Jarvis requires vendored @qvac/sdk in the 0.19.x series; found ${sdkPackage.version}`);
+  }
+  return sdkPackage.version;
+}
+
 export async function acquireQvac() {
   ownerCount += 1;
   if (!loadPromise) {
+    assertSdkVersion();
     const resources = await Agent.engine.resources();
     const gpuVisible = (resources.gpus?.length || 0) > 0 ||
       Boolean(resources.drivers?.vulkan || resources.drivers?.cuda || resources.drivers?.opencl || resources.gpu);
@@ -54,6 +63,28 @@ export async function closeQvac() {
   await Agent.engine.close();
 }
 
+export async function cancelQvac() {
+  await Agent.engine.cancel();
+}
+
+export async function suspendQvac() {
+  const sdk = await Agent.engine.ensureInit();
+  if (typeof sdk.suspend !== 'function') throw new Error('QVAC runtime does not expose suspend()');
+  await sdk.suspend();
+}
+
+export async function resumeQvac() {
+  const sdk = await Agent.engine.ensureInit();
+  if (typeof sdk.resume !== 'function') throw new Error('QVAC runtime does not expose resume()');
+  await sdk.resume();
+}
+
+export async function qvacRuntimeState() {
+  const sdk = await Agent.engine.ensureInit();
+  if (typeof sdk.state !== 'function') return 'unknown';
+  return sdk.state();
+}
+
 export function qvacStatus() {
   return { ...QVAC_MASTER, owners: ownerCount, loaded: Agent.engine.getLoaded() };
 }