chore: sync state and push to Gitea

Made-with: Cursor

services/monitoring/alert.service.ts

@@ -169,23 +169,27 @@ class SlackAlertChannel implements AlertChannel {
       [AlertSeverity.CRITICAL]: '#ff0000',
     }[alert.severity];
 
+    const fields: Array<{ title: string; value: string; short: boolean }> = [
+      ...(alert.dealId ? [{ title: 'Deal ID', value: alert.dealId, short: true }] : []),
+      ...(alert.violationType ? [{ title: 'Violation Type', value: alert.violationType, short: true }] : []),
+      { title: 'Timestamp', value: alert.timestamp.toISOString(), short: true },
+      ...(alert.metadata ? Object.entries(alert.metadata).map(([k, v]) => ({ title: k, value: String(v), short: true })) : []),
+    ];
+
     const payload = {
-      attachments: [{
-        color,
-        title: `Arbitrage Alert: ${alert.severity.toUpperCase()}`,
-        text: alert.message,
-        fields: [
-          ...(alert.dealId ? [{ title: 'Deal ID', value: alert.dealId, short: true }] : []),
-          ...(alert.violationType ? [{ title: 'Violation Type', value: alert.violationType, short: true }] : []),
-          { title: 'Timestamp', value: alert.timestamp.toISOString(), short: true },
-        ],
-        ...(alert.metadata ? { fields: [...(payload.attachments[0].fields || []), ...Object.entries(alert.metadata).map(([k, v]) => ({ title: k, value: String(v), short: true }))] } : {}),
-      }],
+      attachments: [{ color, title: `Arbitrage Alert: ${alert.severity.toUpperCase()}`, text: alert.message, fields }],
     };
 
-    // TODO: Implement actual Slack webhook call
-    // await fetch(this.webhookUrl, { method: 'POST', body: JSON.stringify(payload) });
-    logger.info('Slack alert (not implemented)', { payload });
+    try {
+      const res = await fetch(this.webhookUrl, {
+        method: 'POST',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify(payload),
+      });
+      if (!res.ok) throw new Error(`Slack webhook failed: ${res.status}`);
+    } catch (err) {
+      logger.error('Slack alert delivery failed', { error: err instanceof Error ? err.message : err });
+    }
   }
 }
 
@@ -215,9 +219,21 @@ class PagerDutyAlertChannel implements AlertChannel {
       },
     };
 
-    // TODO: Implement actual PagerDuty API call
-    // await fetch('https://events.pagerduty.com/v2/enqueue', { method: 'POST', body: JSON.stringify(payload) });
-    logger.info('PagerDuty alert (not implemented)', { payload });
+    try {
+      const res = await fetch('https://events.pagerduty.com/v2/enqueue', {
+        method: 'POST',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify(payload),
+      });
+      if (!res.ok) {
+        const text = await res.text();
+        throw new Error(`PagerDuty API ${res.status}: ${text}`);
+      }
+    } catch (err) {
+      logger.error('PagerDuty alert delivery failed', {
+        error: err instanceof Error ? err.message : String(err),
+      });
+    }
   }
 }
 
@@ -225,16 +241,31 @@ class EmailAlertChannel implements AlertChannel {
   constructor(private recipients: string[]) {}
 
   async send(alert: Alert): Promise<void> {
-    // Only send critical/high alerts via email
     if (alert.severity !== AlertSeverity.CRITICAL && alert.severity !== AlertSeverity.HIGH) {
       return;
     }
 
-    // TODO: Implement email sending (using nodemailer, sendgrid, etc.)
-    logger.info('Email alert (not implemented)', {
-      recipients: this.recipients,
-      alert: alert.message,
-    });
+    const emailApiUrl = process.env.EMAIL_ALERT_API_URL;
+    if (!emailApiUrl) {
+      logger.warn('Email alert skipped: Set EMAIL_ALERT_API_URL (e.g. SendGrid) to enable');
+      return;
+    }
+
+    try {
+      const res = await fetch(emailApiUrl, {
+        method: 'POST',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify({
+          to: this.recipients,
+          subject: `[${alert.severity.toUpperCase()}] Arbitrage Alert`,
+          text: alert.message,
+          html: `<p>${alert.message}</p><p>Deal ID: ${alert.dealId || 'N/A'}</p>`,
+        }),
+      });
+      if (!res.ok) throw new Error(`Email API failed: ${res.status}`);
+    } catch (err) {
+      logger.error('Email alert delivery failed', { error: err instanceof Error ? err.message : err });
+    }
   }
 }
 

services/monitoring/metrics.service.ts

@@ -0,0 +1,33 @@
+// Metrics Service - Stub for deal orchestrator
+// When monitoring stack is deployed: add Prometheus push (PROMETHEUS_PUSH_GATEWAY) or expose scrape endpoint here.
+
+import { logger } from '@/infrastructure/monitoring/logger';
+
+class MetricsService {
+  updateActiveDeals(_status: string, _count: number): void {
+    // Stub: record in real metrics when monitoring available
+  }
+
+  recordStepExecution(_step: string, _durationSeconds: number): void {
+    // Stub
+  }
+
+  recordError(_errorName: string, _step?: string): void {
+    logger.debug('Metrics: recordError', { errorName: _errorName, step: _step });
+  }
+
+  recordDealExecution(
+    _status: string,
+    _participantBankId: string,
+    _moduleId: string,
+    _durationSeconds: number
+  ): void {
+    // Stub
+  }
+
+  recordRiskViolation(_violationType: string, _severity: string): void {
+    logger.warn('Metrics: risk violation', { violationType: _violationType, severity: _severity });
+  }
+}
+
+export const metricsService = new MetricsService();