fix: add agent key auth for ingest endpoints

examples/docker/nodejs-instrumented/package.json

@@ -0,0 +1,17 @@
+{
+  "name": "nodejs-instrumented-example",
+  "version": "1.0.0",
+  "description": "Example Node.js app with OpenTelemetry auto-instrumentation for Ophion",
+  "main": "server.js",
+  "scripts": {
+    "start": "node server.js",
+    "start:instrumented": "node --require @opentelemetry/auto-instrumentations-node/register server.js"
+  },
+  "dependencies": {
+    "express": "^4.18.2"
+  },
+  "devDependencies": {},
+  "keywords": ["ophion", "opentelemetry", "tracing", "observability"],
+  "author": "Ophion Team",
+  "license": "MIT"
+}