按建议，继续完成后续工作

结论：已新增 INI WASM JS SDK 封装，把 UI 和 Node smoke test 改为通过 SDK 调用 vendored LinuxCNC inifile.cc 的导出 C ABI，并同步更新兼容性、复用和漂移文档。

wasm-port/runtime/ui/ini-panel/app.js

@@ -1,4 +1,4 @@
-import createLinuxCncIniModule from "./linuxcnc_ini.js";
+import { createLinuxCncIniSdk } from "../../sdk/src/linuxcnc-ini.js";
 import {
   getOpfsRoot,
   loadTextFile,
@@ -24,7 +24,7 @@ const fields = {
   parameterFile: document.getElementById("field-parameter-file"),
 };
 
-let moduleInstance = null;
+let iniSdk = null;
 
 function setBadge(node, text, className = "badge") {
   node.className = className;
@@ -40,49 +40,15 @@ function setField(name, value) {
   fields[name].textContent = value ?? "-";
 }
 
-function requireModule() {
-  if (!moduleInstance) {
+function requireIniSdk() {
+  if (!iniSdk) {
     throw new Error("WASM module is not ready yet.");
   }
-  return moduleInstance;
-}
-
-function allocCString(mod, value) {
-  const bytes = mod.lengthBytesUTF8(value) + 1;
-  const ptr = mod._malloc(bytes);
-  mod.stringToUTF8(value, ptr, bytes);
-  return ptr;
-}
-
-function iniQuery(mod, wasmPath, section, tag) {
-  const pathPtr = allocCString(mod, wasmPath);
-  const sectionPtr = allocCString(mod, section);
-  const tagPtr = allocCString(mod, tag);
-  const outSize = 2048;
-  const outPtr = mod._malloc(outSize);
-
-  try {
-    const rc = mod._lcini_get_string(pathPtr, sectionPtr, tagPtr, outPtr, outSize);
-    if (rc !== 0) {
-      return null;
-    }
-    return mod.UTF8ToString(outPtr);
-  } finally {
-    mod._free(pathPtr);
-    mod._free(sectionPtr);
-    mod._free(tagPtr);
-    mod._free(outPtr);
-  }
+  return iniSdk;
 }
 
 function syncEditorToWasmFs() {
-  const mod = requireModule();
-  try {
-    mod.FS.mkdir("/work");
-  } catch {
-    // already exists
-  }
-  mod.FS.writeFile(WASM_FILE, editor.value, { encoding: "utf8" });
+  requireIniSdk().writeTextFile(WASM_FILE, editor.value);
 }
 
 async function loadSample() {
@@ -97,7 +63,7 @@ async function loadSample() {
 
 async function boot() {
   try {
-    moduleInstance = await createLinuxCncIniModule();
+    iniSdk = await createLinuxCncIniSdk();
     setBadge(wasmBadge, "WASM: ready");
   } catch (error) {
     setBadge(wasmBadge, "WASM: failed", "badge danger");
@@ -152,17 +118,18 @@ document.getElementById("sync-wasm").addEventListener("click", () => {
 document.getElementById("query").addEventListener("click", async () => {
   try {
     syncEditorToWasmFs();
-    const mod = requireModule();
+    const values = requireIniSdk().getFields(WASM_FILE, {
+      machine: { section: "EMC", tag: "MACHINE" },
+      display: { section: "DISPLAY", tag: "DISPLAY" },
+      kinematics: { section: "KINS", tag: "KINEMATICS" },
+      joints: { section: "KINS", tag: "JOINTS" },
+      coordinates: { section: "TRAJ", tag: "COORDINATES" },
+      parameterFile: { section: "RS274NGC", tag: "PARAMETER_FILE" },
+    });
 
-    setField("machine", iniQuery(mod, WASM_FILE, "EMC", "MACHINE"));
-    setField("display", iniQuery(mod, WASM_FILE, "DISPLAY", "DISPLAY"));
-    setField("kinematics", iniQuery(mod, WASM_FILE, "KINS", "KINEMATICS"));
-    setField("joints", iniQuery(mod, WASM_FILE, "KINS", "JOINTS"));
-    setField("coordinates", iniQuery(mod, WASM_FILE, "TRAJ", "COORDINATES"));
-    setField(
-      "parameterFile",
-      iniQuery(mod, WASM_FILE, "RS274NGC", "PARAMETER_FILE"),
-    );
+    for (const [name, value] of Object.entries(values)) {
+      setField(name, value);
+    }
 
     setLog("Queried LinuxCNC INI fields through the standalone WASM parser.");
   } catch (error) {