feat!: upgrade to fastify@v4 (#102)

* docs: update documentation

* feat!: update to fastify@v4

Author: metcoder95

Readme.md

@@ -44,7 +44,7 @@ fastify.get('/', (req, reply) => {
   reply.send({hello: 'world'})
 })
 
-fastify.listen(3000, (err) => {
+fastify.listen({ port: 3000 }, (err) => {
   if (err) throw err
 
   http.get('http://127.0.0.1:3000/', (res) => {
@@ -81,7 +81,7 @@ fastify.get('/', (req, reply) => {
   })
 })
 
-fastify.listen(3000, (err) => {
+fastify.listen({ port: 3000 }, (err) => {
   if (err) throw err
 })
 ```

package.json

@@ -34,7 +34,7 @@
   "homepage": "https://github.com/fastify/fastify-caching#readme",
   "devDependencies": {
     "@types/node": "^17.0.21",
-    "fastify": "^3.27.2",
+    "fastify": "^4.0.0-rc.2",
     "pre-commit": "^1.2.2",
     "snazzy": "^9.0.0",
     "standard": "^17.0.0",

plugin.js

@@ -93,8 +93,8 @@ function fastifyCachingPlugin (instance, options, next) {
 }
 
 module.exports = fp(fastifyCachingPlugin, {
-  fastify: '^3.0.0',
-  name: 'fastify-caching'
+  fastify: '^4.0.0',
+  name: '@fastify/caching'
 })
 
 module.exports.privacy = {