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/docs/source-reuse-map.md

@@ -31,7 +31,7 @@ Current validation is intentionally mechanical:
 
 | Capability | LinuxCNC source files | Port classification | Standalone boundary | Current validation |
 | --- | --- | --- | --- | --- |
-| INI parsing | `src/emc/ini/inifile.cc`, `inifile.h`, `inifile.hh` | Copy unchanged | Native file IO remains LinuxCNC-style in the vendored parser; browser OPFS integration remains outside this layer | Vendor byte sync, `linuxcnc_ini_probe`, `linuxcnc_inifile_source_probe`, `tests/wasm/node/verify_ini_wasm.sh` |
+| INI parsing | `src/emc/ini/inifile.cc`, `inifile.h`, `inifile.hh` | Copy unchanged | Native file IO remains LinuxCNC-style in the vendored parser; browser OPFS integration remains outside this layer; `runtime/sdk/src/linuxcnc-ini.js` only wraps the exported WASM C ABI | Vendor byte sync, `linuxcnc_ini_probe`, `linuxcnc_inifile_source_probe`, `tests/wasm/node/verify_ini_wasm.sh` |
 | RTAPI compatibility headers | `src/rtapi/rtapi_*.h` in the manifest | Copy unchanged plus standalone shim include path | `runtime/core/shims/rtapi.h` supplies the minimal standalone RTAPI surface needed by vendored code | Vendor byte sync, compile coverage through dependent source probes |
 | Canon/NML-facing interpreter types | `src/emc/nml_intf/canon*.hh`, `emctool.h`, `interp_return.hh`, `motion_types.h`, `emcpose.*`, `emcpos.h`, `debugflags.h`, `src/emc/linuxcnc.h` | Copy unchanged plus narrow standalone status shim | NML transport is not ported; `runtime/core/shims/nml_intf/emc.hh` exposes only the `emcStatus` machine-units status edge currently needed by vendored interpreter conversion and initialization code | Vendor byte sync, dependent source probes, `linuxcnc_emc_status_probe`, `linuxcnc_tp_api_probe`, interpreter harnesses |
 | Motion state headers | `src/emc/motion/state_tag.h`, `emcmotcfg.h`, `simple_tp.h`, `motion.h`, `mot_priv.h`, `axis.h` | Copy unchanged | Realtime motion process is not ported; standalone probes seed the small motion status/config state required by TP calls | Vendor byte sync, `linuxcnc_tp_api_probe` |
@@ -69,7 +69,8 @@ Current validation is intentionally mechanical:
 - Cutter compensation positive motion and negative interpreter paths are
   fixture-covered through vendored `interp_convert.cc` and `interp_queue.cc`.
 - Browser/WASM C ABI and JS SDK layers are not yet built for the full
-  interpreter/planner core. The INI parser has a Node WASM smoke harness.
+  interpreter/planner core. The INI parser has a minimal JS SDK wrapper and
+  Node WASM smoke harness.
 - OPFS persistence is connected to the INI panel through the host-side
   `runtime/opfs/file-service.js` adapter; tool table, parameter file, G-code
   program loading, and browser-level OPFS validation remain future work.