Install libonig-dev with apk

alpine/Dockerfile_v5

@@ -43,8 +43,6 @@ COPY --from=frontend /var/www/app /var/www/app
 COPY entrypoint.sh /usr/local/bin/docker-entrypoint
 RUN chmod +x /usr/local/bin/docker-entrypoint
 
-RUN apt-get update && apt-get install -y libonig-dev
-
 RUN set -eux; \
     apk add --no-cache \
     nodejs \
@@ -55,6 +53,7 @@ RUN set -eux; \
     libjpeg-turbo-dev \
     libpng-dev \
     libzip-dev \
+    oniguruma-dev \
     zip; \
     docker-php-ext-configure gd --with-freetype --with-jpeg; \
     docker-php-ext-install -j$(nproc) \