Drop support for Fastify v3

Author: itssimon

.github/workflows/tests.yaml

@@ -68,7 +68,6 @@ jobs:
           - express@4.18
           - fastify@5 fastify-plugin@5
           - fastify@4 fastify-plugin@4
-          - fastify@3 fastify-plugin@3
           - h3@2.0.0-beta.3
           - hono@4.6
           - hono@4.5

package-lock.json

@@ -185,8 +185,8 @@
     "@nestjs/platform-fastify": "^9 || ^10 || ^11",
     "@sentry/node": "^8.1.0 || ^9 || ^10",
     "express": "^4 || ^5",
-    "fastify": "^3 || ^4 || ^5",
-    "fastify-plugin": "^3 || ^4 || ^5",
+    "fastify": "^4 || ^5",
+    "fastify-plugin": "^4 || ^5",
     "h3": "^2",
     "hono": "^4",
     "koa": "^2 || ^3"