feat(reporting-governance): add profile artifact binding slice

plugins/reporting-governance/test/compatibility-preflight.test.mjs

@@ -43,7 +43,30 @@ test('runCompatibilityPreflight passes strict profile against reference descript
   assert.equal(result.errors.length, 0);
 });
 
-test('runCompatibilityPreflight fails closed on schema/version mismatch', () => {
+test('runCompatibilityPreflight keeps legacy compatibility mode open when caller provides no compatibility envelope', () => {
+  const brokenDescriptor = {
+    ...capabilityDescriptor,
+    compatibility: {
+      ...capabilityDescriptor.compatibility,
+      plugin_spec_versions: ['9.9.9'],
+      decision_schema: 'schemas/reporting-governance/not-the-canonical-decision.schema.json'
+    }
+  };
+
+  const result = runCompatibilityPreflight({
+    capabilityDescriptor: brokenDescriptor
+  });
+
+  assert.equal(result.status, 'pass');
+  assert.equal(result.requested_profile, null);
+  assert.equal(result.requested_plugin_version, null);
+  assert.equal(result.compatibility.version_ok, true);
+  assert.equal(result.errors.length, 0);
+  assert.ok(result.compatibility.schema_checks.some((entry) => entry.key === 'decision_schema' && entry.ok === false));
+  assert.ok(result.notes.some((note) => note.includes('skipped plugin version pin')));
+});
+
+test('runCompatibilityPreflight fails closed on schema/version mismatch once compatibility envelope is present', () => {
   const brokenDescriptor = {
     ...capabilityDescriptor,
     compatibility: {