runtime: canonicalize Worker aggregates

crates/workspace-server/src/server.rs

@@ -269,6 +269,7 @@ impl WorkspaceApi {
         let resource_broker = BackendResourceBroker::default();
         let execution_backend = WorkerRuntimeExecutionBackend::new(
             ProfileRuntimeWorkerFactory::new(config.workspace_root.clone())
+                .with_runtime_store_dir(config.embedded_runtime_store_root.clone())
                 .with_resource_client(Arc::new(resource_broker.clone())),
         )
         .map_err(|err| {
@@ -318,6 +319,23 @@ impl WorkspaceApi {
             .await?;
         import_configured_repositories(store.as_ref(), &config)?;
         config.repositories = load_configured_repositories_from_store(store.as_ref(), &config)?;
+        let default_embedded_root =
+            ServerConfig::default_embedded_runtime_store_root(&config.workspace_id);
+        if config.embedded_runtime_store_root == default_embedded_root
+            && let (Some(legacy_sessions), Some(data_dir)) =
+                (manifest::paths::sessions_dir(), manifest::paths::data_dir())
+        {
+            worker_runtime::fs_store::FsRuntimeStore::migrate_legacy_worker_aggregates(
+                &config.embedded_runtime_store_root,
+                legacy_sessions,
+                data_dir.join("workers"),
+            )
+            .map_err(|error| {
+                crate::Error::Store(format!(
+                    "failed to migrate embedded Runtime Worker aggregates: {error}"
+                ))
+            })?;
+        }
         let embedded_runtime = EmbeddedWorkerRuntime::new_fs_store_with_execution_backend(
             config.workspace_id.clone(),
             config.embedded_runtime_store_root.clone(),