Support legacy module version declarations

docs/PACKAGE_REGISTRY_RELEASES.md

@@ -66,10 +66,11 @@ tags. The default preflight intentionally does not require those heads to exist
 in the previous release baseline. A failed candidate-baseline check therefore
 cannot produce a protected package release.
 
-The source gate validates `pyproject.toml`, module `MODULE_VERSION`, public
-package `__version__`, and WebUI metadata before creating tags. Release-tag
-artifact checks run only after the candidate tags and immutable WebUI lock have
-been created locally.
+The source gate validates `pyproject.toml`, the module version declaration
+(`MODULE_VERSION` or the top-level `ModuleManifest.version`), public package
+`__version__`, and WebUI metadata before creating tags. Release-tag artifact
+checks run only after the candidate tags and immutable WebUI lock have been
+created locally.
 
 It builds one wheel and, where applicable, one npm tarball. The workflow records
 the source tag, source commit, filename, size, and SHA-256 in

tests/test_release_entrypoint_gates.py

@@ -74,7 +74,8 @@ class ReleaseEntrypointGateTests(unittest.TestCase):
     def test_version_updater_targets_canonical_runtime_declarations(self) -> None:
         script = (META_ROOT / "tools" / "release" / "push-release-tag.sh").read_text()
 
-        self.assertIn("could not update MODULE_VERSION", script)
+        self.assertIn("^manifest\\s*=\\s*ModuleManifest", script)
+        self.assertIn("could not update module version declaration", script)
         self.assertIn("update_package_init_versions", script)
         self.assertNotIn("could not update ModuleManifest.version", script)
 

tools/release/push-release-tag.sh

@@ -338,8 +338,15 @@ text, count = re.subn(
     text,
     count=1,
 )
+if count == 0:
+    text, count = re.subn(
+        r'(?ms)(^manifest\s*=\s*ModuleManifest\(.*?^\s*version\s*=\s*)["\'][^"\']+["\'](,?\s*)$',
+        rf'\1"{new_version}"\2',
+        text,
+        count=1,
+    )
 if count != 1:
-    raise SystemExit(f"could not update MODULE_VERSION in {path}")
+    raise SystemExit(f"could not update module version declaration in {path}")
 path.write_text(text)
 PYCODE
   done