added /server/health endpoint

packages/server/src/controllers/PublicController/endpoints/serverHealth.js

@@ -0,0 +1,29 @@
+const os = require("os")
+
+function getUsage() {
+    let usage = process.cpuUsage()
+
+    usage.time = process.uptime() * 1000
+    usage.percent = (usage.system + usage.user) / (usage.time * 10)
+
+    return usage
+}
+
+export default {
+    method: "GET",
+    route: "/server/health",
+    fn: async (req, res) => {
+        const cpus = os.cpus()
+
+        // get process info, memory usage, etc
+        const processInfo = {
+            memoryUsage: process.memoryUsage(),
+            cpuUsage: getUsage(),
+            uptime: process.uptime(),
+            memoryUsage: process.memoryUsage(),
+            cpus: cpus,
+        }
+
+        return res.json(processInfo)
+    }
+}