Add plain-language status doc and minimal decision store contract

plugins/reporting-governance/src/index.mjs

@@ -1,6 +1,11 @@
 export const packageName = '@openclaw/plugin-reporting-governance';
 export const packageVersion = '0.1.0-mainline';
 
+export const artifactKinds = {
+  deploymentProfile: 'DeploymentProfileArtifact',
+  decisionRecord: 'DecisionRecordArtifact',
+};
+
 export const packageBoundaries = {
   core: [
     'event normalization',
@@ -46,3 +51,9 @@ export {
   runOrchestratorAdapter,
 } from './adapters/index.mjs';
 export { runOrchestratorAdapter as runWatchdogChain } from './adapters/orchestrator.mjs';
+export {
+  createDecisionRecordArtifact,
+  createDecisionRecordFileName,
+  createFileDecisionStore,
+  validateDecisionRecordArtifact,
+} from './storage/index.mjs';