继续完成 web-rtcp-5axis-sim-plan

结论：完成 LinuxCNC kinematics WASM ABI 覆盖，并将 web-rtcp-5axis-sim-plan 的 RTCP frame/boundary adapter 接到 xyzac-trt kinematics SDK；Node、build、browser smoke 验证通过。

web-rtcp-5axis-sim-plan/tests/node/verify_linuxcnc_kinematics_runtime.mjs

@@ -0,0 +1,50 @@
+import assert from "node:assert/strict";
+
+import { createLinuxCncKinematicsRuntime } from "../../app/src/runtime/linuxcnc-kinematics-runtime.js";
+import { buildRtcpFrame } from "../../app/src/runtime/rtcp-frame.js";
+
+const runtime = await createLinuxCncKinematicsRuntime({ moduleId: "xyzac-trt" });
+const readiness = runtime.readiness();
+
+assert.equal(runtime.apiName, "web-rtcp-5axis-linuxcnc-kinematics-runtime");
+assert.equal(runtime.moduleId, "xyzac-trt");
+assert.equal(runtime.loaded, true);
+assert.equal(runtime.sourceMode, "source-derived-kinematics-wasm");
+assert.equal(runtime.semanticBoundary, "linuxcnc_kinematics_wasm_c_abi");
+assert.equal(runtime.wasmFile, "linuxcnc_xyzac_trt_kinematics.wasm");
+assert.equal(readiness.loaded, true);
+assert.equal(readiness.supportedModules.includes("xyzac-trt"), true);
+assert.equal(runtime.switchRc, 0);
+
+const linuxCncKinematicsResult = runtime.frameForJoints([10, 20, 30, 25, 40]);
+assert.equal(linuxCncKinematicsResult.moduleId, "xyzac-trt");
+assert.equal(linuxCncKinematicsResult.forward.rc, 0);
+assert.equal(linuxCncKinematicsResult.inverse.rc, 0);
+assert.deepEqual(
+  linuxCncKinematicsResult.inverse.joints.map((value) => Math.round(value * 1e6) / 1e6),
+  [10, 20, 30, 25, 40],
+);
+
+const frame = buildRtcpFrame({
+  axisPose: { x: 10, y: 20, z: 30, a: 25, b: 0, c: 40 },
+  activeLine: 777,
+  kinsType: "tcp-xyzac",
+  rtcpEnabled: true,
+  linuxCncKinematicsResult,
+});
+
+assert.equal(frame.sourceMode, "source-derived-kinematics-wasm");
+assert.equal(frame.semanticBoundary, "linuxcnc_kinematics_wasm_c_abi");
+assert.equal(frame.readiness.linuxCncKinematicsReady, true);
+assert.equal(frame.readiness.promotionAllowed, true);
+assert.equal(frame.readiness.fullLinuxCncProgramExecutionReady, false);
+assert.equal(frame.kinematicsModuleId, "xyzac-trt");
+assert.equal(frame.kinematicsForwardRc, 0);
+assert.equal(frame.kinematicsInverseRc, 0);
+assert.equal(frame.jointPose[3].value, 25);
+assert.equal(frame.jointPose[4].value, 40);
+assert.equal(frame.tcpPose.x, linuxCncKinematicsResult.forward.pose.x);
+assert.equal(frame.tcpPose.y, linuxCncKinematicsResult.forward.pose.y);
+assert.equal(frame.tcpPose.z, linuxCncKinematicsResult.forward.pose.z);
+
+console.log("linuxcnc_kinematics_runtime_smoke=ok");