feat!: upgrade Fastify 5 (#343)

* chore: update dependencies and peerDependencies in package.json

* chore!: update fastify version in plugin to 5.x

* chore: update import path for mercuriusDynamicSchema in test file

* chore: simplify module exports in index.js

* chore: update CI workflow to use matrix strategy for node versions

* Update package.json

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* chore: update mercurius version in package-lock.json to use caret range

* chore: refactor CI workflow to use pkgjs action for linting and testing

* chore: add engines field to specify required Node.js version

* chore: update Node.js engine requirement to >=22

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: Puppo

.github/workflows/ci.yml

@@ -9,16 +9,12 @@ on:
 jobs:
   test:
     name: Lint and test
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      - uses: actions/setup-node@v4
-        with:
-          node-version-file: '.nvmrc'
-      - run: |
-          npm ci
-          npm run lint
-          npm test
+    uses: pkgjs/action/.github/workflows/node-test.yaml@v0
+    with:
+      strategy-fail-fast: true
+      test-command: |
+        npm run lint
+        npm run test
 
   automerge:
     name: Merge dependabot's PRs

index.d.ts

@@ -1,4 +1,4 @@
-import { FastifyInstance, FastifyRequest } from 'fastify'
+import { FastifyPluginAsync, FastifyRequest } from 'fastify'
 import { IResolvers, MercuriusContext } from 'mercurius'
 
 /**
@@ -23,12 +23,7 @@ export interface MercuriusDynamicSchemaOptions<TParent = any, TArgs = any, TCont
   context?: (arg0: FastifyRequest) => any
 }
 
-export default MercuriusDynamicSchema
+export default mercuriusDynamicSchema
 
 /** Mercurius Dynamic Schema is a plugin for `mercurius` that allows using separate schemas based on request parameters. */
-declare function MercuriusDynamicSchema (
-  instance: FastifyInstance,
-  opts: MercuriusDynamicSchemaOptions
-): Promise<void>;
-
-declare namespace MercuriusDynamicSchema {}
+export declare const mercuriusDynamicSchema: FastifyPluginAsync<MercuriusDynamicSchemaOptions | {}>;

index.js

@@ -54,7 +54,7 @@ async function mercuriusDynamicSchema(fastify, opts) {
 }
 
 module.exports = fp(mercuriusDynamicSchema, {
-  fastify: '4.x',
+  fastify: '5.x',
   name: PLUGIN_NAME
 })
 module.exports.default = mercuriusDynamicSchema