update

backend/database.py

@@ -9,6 +9,7 @@ CREATE TABLE IF NOT EXISTS guides (
     instructions TEXT NOT NULL DEFAULT '',
     status TEXT NOT NULL DEFAULT 'queued',
     progress TEXT,
+    step INTEGER,
     error_msg TEXT,
     created_at TEXT NOT NULL,
     updated_at TEXT NOT NULL
@@ -47,6 +48,10 @@ async def init_db():
     await db.execute(CREATE_GUIDES)
     await db.execute(CREATE_PROGRESS)
     await db.execute(CREATE_TOPICS)
+    try:  # Migration für Bestands-DBs ohne step-Spalte
+        await db.execute("ALTER TABLE guides ADD COLUMN step INTEGER")
+    except aiosqlite.OperationalError:
+        pass
     await db.execute(
         "UPDATE guides SET status = 'error', progress = NULL, error_msg = 'Server-Neustart' "
         "WHERE status IN ('queued', 'generating')"