Restructure food suggestion data and builder logic

nouri/schema.sql

@@ -52,6 +52,7 @@ CREATE TABLE IF NOT EXISTS user_settings (
     notification_channel TEXT NOT NULL DEFAULT 'in_app',
     suggestion_style TEXT NOT NULL DEFAULT 'balanced',
     energy_preference TEXT NOT NULL DEFAULT 'neutral',
+    protein_preference TEXT NOT NULL DEFAULT 'mixed',
     remind_before_shopping INTEGER NOT NULL DEFAULT 1,
     remind_on_shopping_day INTEGER NOT NULL DEFAULT 1,
     show_missing_for_upcoming_week INTEGER NOT NULL DEFAULT 1,
@@ -120,6 +121,12 @@ CREATE TABLE IF NOT EXISTS items (
     kind TEXT NOT NULL CHECK (kind IN ('food', 'meal')),
     name TEXT NOT NULL,
     category TEXT,
+    base_type TEXT NOT NULL DEFAULT 'neutral',
+    suggestion_role TEXT NOT NULL DEFAULT 'base',
+    suggestion_priority TEXT NOT NULL DEFAULT 'normal',
+    can_be_meal_core INTEGER NOT NULL DEFAULT 0,
+    meal_type TEXT,
+    meal_tags TEXT NOT NULL DEFAULT '',
     energy_density TEXT NOT NULL DEFAULT 'neutral',
     note TEXT,
     photo_filename TEXT,