feat: auto-run MongoDB migrations at boot in MongodbProvider

providers/mongodb_provider.ts

@@ -40,6 +40,20 @@ export default class MongodbProvider {
     dbInstance = db
     this.app.container.bindValue('mongodb', db)
 
+    // Run pending MongoDB migrations automatically at boot
+    const { MigratorRunner } = await import('../database/mongo_migrator.js')
+    const migrationsPath = this.app.makePath('database/mongo_migrations')
+    const migrator = new MigratorRunner(db, migrationsPath)
+    const ran = await migrator.run().catch((err: Error) => {
+      console.warn(`[MongoMigrator] Failed to run migrations: ${err.message}`)
+      return [] as string[]
+    })
+    if (ran.length > 0) {
+      console.info(`[MongoMigrator] Applied ${ran.length} migration(s): ${ran.join(', ')}`)
+    } else {
+      console.info('[MongoMigrator] Database is up to date.')
+    }
+
     // Verify cwmp_exchanges indexes after boot
     const { verifyIndexesAtStartup } = await import('#services/exchange_index_checker')
     await verifyIndexesAtStartup(db, {