Expand WASM sim-config staging coverage

wasm-port/docs/sim-configs-completion-plan.md

@@ -36,6 +36,9 @@ remap_subroutine: PASS 65, FAIL 0
 Remaining failures are explicit LinuxCNC-native baseline edges:
 
 - `axis/external_offsets/*`: 4 failures from sim-only user M-codes `M111`.
+  The native harness now resolves the corresponding INI by
+  `[DISPLAY]OPEN_FILE`, so `eoffsets.ngc`, `jwp_z.ngc`, and `opa_demo.ngc`
+  are no longer judged through `dynamic_offsets.ini`.
 - `axis/geometry/xyzc.ngc`: 1 failure from sim-only user M-code `M110`.
 - `axis/foam/foam.ngc`: 1 failure from missing `U/V` axis support in the
   LinuxCNC `bin/rs274` entry point.
@@ -392,9 +395,11 @@ ABI paths. They cover:
   WASM.
 - `axis/geometry/xyzc.ngc` with `xyzc.ini` and real executable `M110`, verifying
   `USER_M_PATH` registration in WASM.
-- `axis/external_offsets/dyn_demo.ngc` with `dynamic_offsets.ini` and real
-  executable `M111`, verifying the same user-M boundary against an upstream sim
-  program.
+- `axis/external_offsets/dyn_demo.ngc`, `eoffsets.ngc`, `jwp_z.ngc`, and
+  `opa_demo.ngc` with their corresponding INI files, real executable `M111`,
+  shared `eoffset.tbl`, and `opa_demo.ngc`'s `circles.ngc` subroutine,
+  verifying the same user-M and `SUBROUTINE_PATH` boundaries against upstream
+  sim programs.
 
 Completion checks:
 
@@ -457,7 +462,8 @@ programs.
 3. Update `tools/source-manifest.txt` and `tools/verify_vendor_sync.sh` if new
    LinuxCNC files are copied into `wasm-port/vendor/linuxcnc`. Done for the
    representative `axis/foam`, `axis/geometry`, and `axis/external_offsets`
-   sim-config files; no `verify_vendor_sync.sh` logic change was needed.
+   sim-config files, including the remaining external-offset M111 programs and
+   `circles.ngc`; no `verify_vendor_sync.sh` logic change was needed.
 
 4. Preserve the latest result summary as a machine-readable artifact, but do
    not commit generated logs unless they are intentionally used as fixtures.