Add token scopes

migrations/schema.sql

@@ -58,7 +58,7 @@ CREATE TABLE IF NOT EXISTS tokens(
     accessToken VARCHAR(128) NOT NULL UNIQUE,
     identifier VARCHAR(128) NOT NULL, // resourceId: app id or user id
     clientId VARCHAR(128),
-    scope VARCHAR(512) NOT NULL,
+    scopeJson TEXT,
     expires BIGINT NOT NULL, // FIXME: make this a timestamp
     lastUsedTime TIMESTAMP NULL,
     PRIMARY KEY(accessToken));