feat: add spacetimedb json migration tooling

scripts/spacetime-revoke-migration-operator.mjs

@@ -0,0 +1,33 @@
+#!/usr/bin/env node
+
+import {
+  callSpacetimeProcedureViaCli,
+  ensureProcedureOk,
+  parseArgs,
+} from './spacetime-migration-common.mjs';
+
+try {
+  const options = parseArgs(process.argv.slice(2));
+  if (!options.operatorIdentity) {
+    throw new Error('必须传入 --operator-identity。');
+  }
+
+  const input = {
+    operator_identity_hex: options.operatorIdentity,
+  };
+  const result = await callSpacetimeProcedureViaCli(
+    options,
+    'revoke_database_migration_operator',
+    input,
+  );
+  ensureProcedureOk(result);
+
+  console.log(
+    `[spacetime:migration:operator] 已撤销 ${result.operator_identity_hex ?? options.operatorIdentity}`,
+  );
+} catch (error) {
+  console.error(
+    `[spacetime:migration:operator] ${error instanceof Error ? error.message : String(error)}`,
+  );
+  process.exit(1);
+}