refactor(core): Warn on sqlite DB detected during init on queue mode (#8034)

When setting up queue mode, it is easy to overlook that not exporting
Postgres env vars will default the worker to use sqlite, which will fail
during execution with a non-obvious error. Hence add warnings when
starting a worker with an incompatible DB type.

packages/cli/src/commands/BaseCommand.ts

@@ -80,6 +80,12 @@ export abstract class BaseCommand extends Command {
 			);
 		}
 
+		if (config.getEnv('executions.mode') === 'queue' && dbType === 'sqlite') {
+			this.logger.warn(
+				'Queue mode is not officially supported with sqlite. Please switch to PostgreSQL.',
+			);
+		}
+
 		if (
 			process.env.N8N_BINARY_DATA_TTL ??
 			process.env.N8N_PERSISTED_BINARY_DATA_TTL ??