feat(marketplace): extend SDUI RPC protocol with getCapabilities, getServerStats, getObjectMetadata, and cancelQuery - #327
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Jul 27, 2026
feat(marketplace): extend SDUI RPC protocol with getCapabilities, getServerStats, getObjectMetadata, and cancelQuery
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Summary
Extends the SDUI RPC protocol (
PluginRpcBridge&ExtensionDriverSession) with wrappers and strongly typed models for capabilities, server statistics, object DDL/metadata inspection, and query cancellation.Closes #323
Part of Epic #322
Changes
ExtensionDriverCapabilitiesmodel (supportsTransactions,supportsCancel,supportsDDLInspection,supportsPrivileges,hasServerStats).ExtensionServerStatsmodel for standard metric parsing (serverVersion,uptimeSeconds,activeConnections,memoryUsageBytes,databaseSizes,extraMetrics).ExtensionObjectMetadata&ExtensionObjectColumnmodels for DDL inspection (db.getObjectMetadata).ExtensionDriverSession:getCapabilities(ConnectionRow row)getServerStats(ConnectionRow row)getObjectMetadata(ConnectionRow row, {required String nodeId, required String nodeType})cancelQuery(ConnectionRow row, {required String queryId})ExtensionDriverSessionreturns safe defaults without throwing exceptions or dropping the session.Verification
flutter test test/core/extensions/extension_driver_session_test.dart(All tests passed, including new DTO unit tests).flutter analyze(No issues found).