Fix receipts bugs: budget queries, undo/transfer desync, timer spam

migrations/02_receipts_fixes.js

@@ -0,0 +1,10 @@
+module.exports = {
+    up: async ({ context: db }) => {
+        db.exec(`ALTER TABLE grocery_spendings ADD COLUMN is_transfer INTEGER NOT NULL DEFAULT 0;`);
+        db.exec(`CREATE UNIQUE INDEX IF NOT EXISTS idx_weekly_budgets_unique_start ON weekly_budgets (start_date);`);
+    },
+    down: async ({ context: db }) => {
+        db.exec(`DROP INDEX IF EXISTS idx_weekly_budgets_unique_start;`);
+        db.exec(`ALTER TABLE grocery_spendings DROP COLUMN is_transfer;`);
+    }
+};