feat(monitoring): weekly canary cron to verify Sentry alerting chain

Author: fullstackjam

src/app.d.ts

@@ -19,7 +19,9 @@ declare global {
 				SENTRY_DSN?: string;
 			};
 		}
-}
+		// Cloudflare Workers Cron Trigger handler signature.
+		type Scheduled = (event: { platform: Platform | undefined }) => Promise<void>;
+	}
 }
 
 export {};

src/hooks.server.ts

@@ -198,4 +198,16 @@ export const handle: Handle = async ({ event, resolve }) => {
 	return securedResponse;
 };
 
+// Weekly canary: fires every Monday 9am UTC (see wrangler.toml).
+// Sends a test event to Sentry to verify the full alerting chain is working.
+export const scheduled: App.Scheduled = async ({ platform }) => {
+	const dsn = platform?.env?.SENTRY_DSN;
+	if (!dsn) return;
+	await captureToSentry(dsn, {
+		level: 'info',
+		message: 'Weekly canary — alerting system is working',
+	});
+	console.log('[canary] sent weekly test event to Sentry');
+};
+
 

wrangler.toml

@@ -19,3 +19,6 @@ migrations_dir = "migrations"
 
 [vars]
 APP_URL = "https://openboot.dev"
+
+[triggers]
+crons = ["0 9 * * 1"]  # every Monday 9am UTC — canary alert test