feat(ql3): establish 3.0 incubation baseline

packages/ql3-local-sqlite/src/storage/database.ts

@@ -0,0 +1,13 @@
+/**
+ * Storage compatibility entrypoint for development tooling. Deployment Profile
+ * packages must import /runtime or /migration explicitly so executable DDL is
+ * not pulled into a long-lived process by accident.
+ */
+export * from '../runtime/runtimeDatabase';
+export {
+  localSqliteMigrationDefinition,
+  localSqliteMigrationManifest,
+  migrateLocalSqliteDatabase,
+  migrateLocalSqlitePath,
+  type LocalSqliteMigrationResult,
+} from '../migration/migration';