feat: upgrade to PHP 8.3RC2

CONTRIBUTING.md

@@ -133,3 +133,11 @@ docker buildx bake -f docker-bake.hcl --pull --no-cache --push
 
 * [Bake file definition](https://docs.docker.com/build/customize/bake/file-definition/)
 * [docker buildx build](https://docs.docker.com/engine/reference/commandline/buildx_build/)
+
+
+## Useful Command
+
+```
+apk add strace util-linux gdb
+strace -e 'trace=!futex,epoll_ctl,epoll_pwait,tgkill,rt_sigreturn' -p 1
+```

docker-bake.hcl

@@ -58,7 +58,7 @@ target "default" {
     name = "${tgt}-php-${replace(php-version, ".", "-")}-${os}"
     matrix = {
         os = ["bookworm", "alpine"]
-        php-version = ["8.2", "8.3.0RC1"]
+        php-version = ["8.2", "8.3.0RC2"]
         tgt = ["builder", "runner"]
     }
     contexts = {