Fixed php not found

Author: limingxinleo

.github/workflows/readme.md

@@ -1,6 +1,7 @@
 ## How to build local
 
 ```shell
-export PHP_VERSION=8.1 && export ALPINE_VERSION=3.18 && export SW_VERSION=5.0.3 && export COMPOSER_VERSION=2.6.4 && export PHP_BUILD_VERSION=81 && docker-compose build alpine-swoole
+export PHP_VERSION=8.4 && export ALPINE_VERSION=edge && export SW_VERSION=v6.2.1 && export COMPOSER_VERSION=2.9.8 && export PHP_BUILD_VERSION=84 && docker-compose build alpine-swoole
+
 export PHP_VERSION=8.1 && export ALPINE_VERSION=3.18 && docker-compose build alpine-base
 ```

8.4/alpine/swoole/Dockerfile

@@ -55,6 +55,7 @@ RUN set -ex \
     && wget -nv -O /usr/local/bin/composer https://github.com/composer/composer/releases/download/${COMPOSER_VERSION}/composer.phar \
     && chmod u+x /usr/local/bin/composer \
     # ---------- clear works ----------
+    && [ ! -f /usr/bin/php ] && cp /usr/bin/php${PHP_BUILD_VERSION} /usr/bin/php \
     && apk del .build-deps \
     && rm -rf /var/cache/apk/* /tmp/* /usr/share/man /usr/local/bin/php* \
     # php info