B2B-88: add starter kit structure and elements

packages/monitoring/baselime/src/instrumentation.ts

@@ -0,0 +1,38 @@
+/**
+ * @name registerInstrumentation
+ * @description This file is used to register Baselime instrumentation for your Next.js application.
+ *
+ * Please set the MONITORING_PROVIDER environment variable to 'baselime' to register Baselime instrumentation.
+ */
+export async function registerInstrumentation() {
+  if (process.env.ENABLE_MONITORING_INSTRUMENTATION !== 'true') {
+    return;
+  }
+
+  const serviceName = process.env.INSTRUMENTATION_SERVICE_NAME;
+
+  if (!serviceName) {
+    throw new Error(`
+      You have set the Baselime instrumentation provider, but have not set the INSTRUMENTATION_SERVICE_NAME environment variable. 
+      Please set the INSTRUMENTATION_SERVICE_NAME environment variable.
+    `);
+  }
+
+  if (process.env.NEXT_RUNTIME === 'nodejs') {
+    const { BaselimeSDK, BetterHttpInstrumentation, VercelPlugin } =
+      await import('@baselime/node-opentelemetry');
+
+    const sdk = new BaselimeSDK({
+      serverless: true,
+      service: serviceName,
+      baselimeKey: process.env.NEXT_PUBLIC_BASELIME_KEY,
+      instrumentations: [
+        new BetterHttpInstrumentation({
+          plugins: [new VercelPlugin()],
+        }),
+      ],
+    });
+
+    sdk.start();
+  }
+}