chore: update hono, migrate to bun

.yarnrc.yml

@@ -1 +0,0 @@
-nodeLinker: node-modules

Dockerfile

@@ -1,8 +1,6 @@
-# syntax=docker/dockerfile:1
-
-FROM node:18-alpine
+FROM oven/bun:alpine
 WORKDIR /app
 COPY . .
-RUN yarn install --production
-CMD ["yarn", "start"]
+RUN bun install --production --frozen-lockfile
+CMD ["bun", "start"]
 EXPOSE 8787

README.md

@@ -1,7 +1,7 @@
 # Redirector
 
 Simple redirection service.
-Runs on Node and uses [Hono](https://hono.dev).
+Runs on [Bun](https://bun.sh) and uses [Hono](https://hono.dev).
 
 Can be adapted to run on Bun, Cloudflare Workers, or any other serverless platform.
 
@@ -12,7 +12,7 @@ Repository: [nzambello/redirector](https://git.nzambello.dev/nzambello/redirecto
 
 ```sh
 yarn install
-REDIRECT_URL=https://nzambello.dev PERMANENT=true PRESERVE_PATH=false yarn start
+REDIRECT_URL=https://nzambello.dev PERMANENT=true PRESERVE_PATH=false bun start
 ```
 
 Then, open http://localhost:8787/ in your browser.
@@ -34,7 +34,7 @@ It loads configuration from environment variables:
 ### Docker example
 
 ```sh
-docker run -p 8787:8787 -e REDIRECT_URL=https://nzambello.dev -e PERMANENT=true PRESERVE_PATH=false nzambello/redirector:latest
+docker run -p 8787:8787 -e REDIRECT_URL=https://nzambello.dev -e PERMANENT=true -e PRESERVE_PATH=false nzambello/redirector:latest
 ```
 
 ### Docker compose example

docker-compose.yml

@@ -1,4 +1,4 @@
-version: '3.8'
+version: "3.8"
 
 services:
   redirector:

package.json

@@ -3,13 +3,14 @@
   "license": "Unlicense",
   "main": "src/index.js",
   "scripts": {
-    "start": "tsx src/index.ts"
+    "start": "bun src/index.ts",
+    "dev": "bun run --hot src/index.ts"
   },
   "dependencies": {
-    "@hono/node-server": "^1.0.1",
-    "@types/node": "^20.4.0",
-    "hono": "^3.2.7",
+    "@hono/node-server": "^1.8.2",
+    "@types/node": "^20.11.25",
+    "hono": "^4.0.10",
     "tiny-invariant": "^1.3.1",
-    "tsx": "^3.12.7"
+    "tsx": "^4.7.1"
   }
 }

src/index.ts

@@ -1,4 +1,3 @@
-import { serve } from "@hono/node-server";
 import { env } from "hono/adapter";
 import { etag } from "hono/etag";
 import { logger } from "hono/logger";
@@ -7,10 +6,12 @@ import invariant from "tiny-invariant";
 
 const app = new Hono();
 
-app.get("*", etag(), logger());
-
-app.get("/", (c) => {
-  const { REDIRECT_URL, PERMANENT, PRESERVE_PATH } = env(c);
+app.get("*", etag(), logger(), (c) => {
+  const { REDIRECT_URL, PERMANENT, PRESERVE_PATH } = env<{
+    REDIRECT_URL: string;
+    PERMANENT: string | boolean | undefined;
+    PRESERVE_PATH: string | boolean | undefined;
+  }>(c);
   invariant(REDIRECT_URL, "REDIRECT_URL environment variable is missing");
 
   const isPermanentRedirect = PERMANENT && PERMANENT === "true";
@@ -27,14 +28,9 @@ app.get("/", (c) => {
   return c.redirect(REDIRECT_URL, isPermanentRedirect ? 301 : 302);
 });
 
-serve(
-  {
-    fetch: app.fetch,
-    port: 8787,
-  },
-  (info) => {
-    console.log(
-      `Server is running on (${info.family}) http://${info.address}:${info.port}`
-    );
-  }
-);
+console.log(`Server is running on http://0.0.0.0:8787`);
+
+export default {
+  fetch: app.fetch,
+  port: 8787,
+};