新增 project release gate wrapper

wasm-port/docs/project-release-handoff.md

@@ -37,7 +37,14 @@ continuation records are in `../text14.txt`.
 
 ## Required release gates
 
-Run these before claiming the current scope is release-ready:
+Run the single project release gate before claiming the current scope is
+release-ready:
+
+```bash
+wasm-port/tests/host/verify_project_release_gate.sh
+```
+
+It executes the same minimum release validation commands:
 
 ```bash
 git diff --check
@@ -55,6 +62,7 @@ browser smoke coverage. A passing aggregate ends with:
 
 ```text
 host_wasm_opfs_browser_smokes=ok
+project_release_gate=ok
 ```
 
 ## Expected baseline outputs
@@ -110,6 +118,7 @@ must not be run on hosts that do not provide the required LinuxCNC runtime.
 - UI Node smoke passes.
 - Browser INI panel smoke passes.
 - Host aggregate smoke passes.
+- `verify_project_release_gate.sh` passes.
 - SDK exports match `runtime/sdk/README.md`.
 - `docs/panel-entry.md` documents the external shell workflow surface.
 - OPFS/session, sim-config coverage, host/runtime boundary, source reuse, and