feat(integrations): Zapier app for Mem0 (#6518)

Co-authored-by: kartik-mem0 <kartik.labhshetwar@mem0.ai>

integrations/zapier-mem0/src/telemetry.ts

@@ -0,0 +1,39 @@
+import { createHash } from 'crypto';
+
+// Anonymous usage telemetry via PostHog, mirroring the Mem0 CLI / plugins.
+// Fire-and-forget: never awaited, never throws, so it can neither slow down
+// nor break an action. Opt out with MEM0_TELEMETRY=false.
+const POSTHOG_API_KEY = 'phc_hgJkUVJFYtmaJqrvf6CYN67TIQ8yhXAkWzUn9AMU4yX';
+const POSTHOG_HOST = 'https://us.i.posthog.com/i/v0/e/';
+
+export function captureEvent(
+	event: string,
+	apiKey: string | undefined,
+	properties: Record<string, unknown> = {},
+): void {
+	if (process.env.MEM0_TELEMETRY === 'false') return;
+	try {
+		// Hash the API key so events are attributable to one account without
+		// ever transmitting the key itself.
+		const distinctId = apiKey ? createHash('md5').update(apiKey).digest('hex') : 'zapier-anon';
+		const payload = {
+			api_key: POSTHOG_API_KEY,
+			event,
+			distinct_id: distinctId,
+			properties: {
+				source: 'ZAPIER',
+				$process_person_profile: false,
+				...properties,
+			},
+		};
+		void fetch(POSTHOG_HOST, {
+			method: 'POST',
+			headers: { 'Content-Type': 'application/json' },
+			body: JSON.stringify(payload),
+		}).catch(() => {
+			/* swallow — telemetry must never surface to the user */
+		});
+	} catch {
+		/* swallow — telemetry must never break the action */
+	}
+}