[@astrojs/db] handle undefined snapshot from API

.changeset/rotten-snakes-sip.md

@@ -0,0 +1,5 @@
+---
+"@astrojs/db": patch
+---
+
+Handle new schema API response format

packages/db/src/core/cli/commands/push/index.ts

@@ -25,7 +25,7 @@ export async function cmd({
 	const appToken = await getManagedAppTokenOrExit(flags.token);
 	const productionSnapshot = await getProductionCurrentSnapshot({ appToken: appToken.token });
 	const currentSnapshot = createCurrentSnapshot(dbConfig);
-	const isFromScratch = isForceReset || JSON.stringify(productionSnapshot) === '{}';
+	const isFromScratch = isForceReset || !productionSnapshot;
 	const { queries: migrationQueries, confirmations } = await getMigrationQueries({
 		oldSnapshot: isFromScratch ? createEmptySnapshot() : productionSnapshot,
 		newSnapshot: currentSnapshot,

packages/db/src/core/cli/commands/verify/index.ts

@@ -23,8 +23,7 @@ export async function cmd({
 	const productionSnapshot = await getProductionCurrentSnapshot({ appToken: appToken.token });
 	const currentSnapshot = createCurrentSnapshot(dbConfig);
 	const { queries: migrationQueries, confirmations } = await getMigrationQueries({
-		oldSnapshot:
-			JSON.stringify(productionSnapshot) !== '{}' ? productionSnapshot : createEmptySnapshot(),
+		oldSnapshot: productionSnapshot || createEmptySnapshot(),
 		newSnapshot: currentSnapshot,
 	});
 

packages/db/src/core/cli/migration-queries.ts

@@ -423,7 +423,7 @@ export async function getProductionCurrentSnapshot({
 	appToken,
 }: {
 	appToken: string;
-}): Promise<DBSnapshot> {
+}): Promise<DBSnapshot | undefined> {
 	const url = new URL('/db/schema', getRemoteDatabaseUrl());
 
 	const response = await fetch(url, {