feat(etcd): add agent-backed etcd support

apps/desktop/src/components/diff/DataCompareDialog.vue

@@ -131,7 +131,7 @@ const showModified = ref(true);
 let syncPlanRequestId = 0;
 
 const sqlConnections = computed(() =>
-  store.connections.filter((connection) => !["redis", "mongodb", "elasticsearch"].includes(connection.db_type)),
+  store.connections.filter((connection) => !["redis", "mongodb", "elasticsearch", "etcd"].includes(connection.db_type)),
 );
 const selectedSourceTableNames = computed(() =>
   sourceTables.value.filter((table) => selectedSourceTables.value.has(table)),