feat: integrate Sentry; reroute all other paths to the website

.env.example

@@ -0,0 +1 @@
+SENTRY_DSN=YOUR_SENTRY_DSN

index.js

@@ -1,8 +1,34 @@
-const express = require("express");
+import "dotenv/config";
+import express from "express";
+import * as Sentry from "@sentry/node";
+
+if (!process.env.SENTRY_DSN) {
+  throw new Error("SENTRY_DSN is not defined in the environment variables.");
+}
+const MODE = process.env.NODE_ENV;
 
 const app = express();
 const port = 3000;
 
+Sentry.init({
+  dsn: process.env.SENTRY_DSN,
+  environment: MODE,
+  tracesSampleRate: MODE === "production" ? 1 : 0,
+  denyUrls: [/\/healthcheck/],
+  beforeSend(event) {
+    // ignore all healthcheck related transactions
+    //  note that name of header here is case-sensitive
+    if (event.request?.headers?.["x-healthcheck"] === "true") {
+      return null;
+    }
+
+    return event;
+  },
+});
+
+app.use(Sentry.Handlers.requestHandler());
+app.use(Sentry.Handlers.tracingHandler());
+
 const URLS = {
   website: "https://arpitdalal.dev/",
   blog: "https://blog.arpitdalal.dev/",
@@ -12,10 +38,6 @@ const URLS = {
   mail: "mailto:[email protected]",
 };
 
-app.get("/", (req, res) => {
-  res.redirect(prepareUrlWithQueryParams(req, URLS.website));
-});
-
 app.get("/b/:path(*)?", (req, res) => {
   res.redirect(prepareUrlWithPathAndQueryParams(req, URLS.blog));
 });
@@ -24,7 +46,6 @@ app.get("/blog/:path(*)?", (req, res) => {
 });
 
 app.get("/gh/:path(*)?", (req, res) => {
-  console.log(prepareUrlWithPathAndQueryParams(req, URLS.github));
   res.redirect(prepareUrlWithPathAndQueryParams(req, URLS.github));
 });
 app.get("/github/:path(*)?", (req, res) => {
@@ -53,6 +74,10 @@ app.get("/healthcheck", (_, res) => {
   res.send("OK");
 });
 
+app.get("/:path(*)?", (req, res) => {
+  res.redirect(prepareUrlWithPathAndQueryParams(req, URLS.website));
+});
+
 app.listen(port, () => {
   console.log(`Server is running on port ${port}`);
 });

package.json

@@ -2,6 +2,7 @@
   "name": "arpit.im",
   "private": true,
   "sideEffects": false,
+  "type": "module",
   "scripts": {
     "dev": "nodemon index.js",
     "start": "node index.js"
@@ -12,6 +13,8 @@
     "url": "https://arpitdalal.dev"
   },
   "dependencies": {
+    "@sentry/node": "^7.111.0",
+    "dotenv": "^16.4.5",
     "express": "^4.19.2"
   },
   "devDependencies": {