feat(core): add secure recipe APIs, precise scaling and versioned imports

scripts/migrate.ts

@@ -0,0 +1,18 @@
+import 'dotenv/config';
+import { readdir, readFile } from 'node:fs/promises';
+import postgres from 'postgres';
+const sql = postgres(process.env.DATABASE_URL!, { max: 1 });
+try {
+  await sql.begin(async (tx) => {
+    await tx`SELECT pg_advisory_xact_lock(7218194)`;
+    await tx`CREATE TABLE IF NOT EXISTS migrations (name text PRIMARY KEY, applied_at timestamptz NOT NULL DEFAULT now())`;
+    for (const name of (await readdir('migrations')).filter((f) => f.endsWith('.sql')).sort()) {
+      if ((await tx`SELECT name FROM migrations WHERE name = ${name}`).length) continue;
+      await tx.unsafe(await readFile(`migrations/${name}`, 'utf8'));
+      await tx`INSERT INTO migrations (name) VALUES (${name})`;
+      console.log(`Migration angewendet: ${name}`);
+    }
+  });
+} finally {
+  await sql.end();
+}