refactor(core): Add env var to disable Python execution (#17414)

packages/@n8n/config/src/configs/nodes.config.ts

@@ -61,6 +61,10 @@ export class NodesConfig {
 	@Env('NODES_ERROR_TRIGGER_TYPE')
 	errorTriggerType: string = 'n8n-nodes-base.errorTrigger';
 
+	/** Whether to enable Python execution on the Code node. */
+	@Env('N8N_PYTHON_ENABLED')
+	pythonEnabled: boolean = true;
+
 	@Nested
 	communityPackages: CommunityPackagesConfig;
 }

packages/@n8n/config/src/index.ts

@@ -48,6 +48,7 @@ export { DeploymentConfig } from './configs/deployment.config';
 export { MfaConfig } from './configs/mfa.config';
 export { HiringBannerConfig } from './configs/hiring-banner.config';
 export { PersonalizationConfig } from './configs/personalization.config';
+export { NodesConfig } from './configs/nodes.config';
 
 const protocolSchema = z.enum(['http', 'https']);
 

packages/@n8n/config/test/config.test.ts

@@ -149,6 +149,7 @@ describe('GlobalConfig', () => {
 			errorTriggerType: 'n8n-nodes-base.errorTrigger',
 			include: [],
 			exclude: [],
+			pythonEnabled: true,
 		},
 		publicApi: {
 			disabled: false,