record meals that were added to list, allow delete with ingredients

migrations/20240103000000_list_meals.sql

@@ -0,0 +1,12 @@
+CREATE TABLE list_meals (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    list_id INTEGER NOT NULL REFERENCES lists(id) ON DELETE CASCADE,
+    meal_id INTEGER REFERENCES meals(id) ON DELETE SET NULL,
+    name TEXT NOT NULL,
+    created_at INTEGER NOT NULL
+);
+
+ALTER TABLE items ADD COLUMN list_meal_id INTEGER REFERENCES list_meals(id) ON DELETE CASCADE;
+
+CREATE INDEX list_meals_list_idx ON list_meals(list_id);
+CREATE INDEX items_list_meal_idx ON items(list_meal_id);