fix: remove duplicate watch_list_entry columns from migrations

migrations/004_add_notifications.sql

@@ -1,6 +1,4 @@
--- Add episode tracking to watch list entries
-ALTER TABLE watch_list_entry ADD COLUMN current_episode INTEGER DEFAULT 0;
-ALTER TABLE watch_list_entry ADD COLUMN last_episode_at DATETIME;
+-- Note: watch_list_entry columns now in 001_init.sql
 
 -- Add notification preferences
 CREATE TABLE IF NOT EXISTS notification_preference (

migrations/010_add_watch_progress_seconds.sql

@@ -1,2 +1 @@
-ALTER TABLE watch_list_entry
-ADD COLUMN current_time_seconds REAL NOT NULL DEFAULT 0;
+-- Note: watch_list_entry columns now in 001_init.sql