Add minimal PHP settings to shut to warnings

Dockerfile

@@ -321,6 +321,14 @@ RUN set -eux; \
     echo 'listen = ${PHP_FPM_LISTEN}'; \
   } | tee php-fpm.d/zz-docker.conf
 
+RUN set -eux; \
+  { \
+    echo '[Core]'; \
+    echo 'log_errors="On"'; \
+    echo 'error_log=/proc/self/fd/2'; \
+    echo 'date.timezone=Asia/Bangkok'; \
+  } | tee /usr/local/etc/php/conf.d/core.ini;
+
 # Override stop signal to stop process gracefully
 # https://github.com/php/php-src/blob/17baa87faddc2550def3ae7314236826bc1b1398/sapi/fpm/php-fpm.8.in#L163
 STOPSIGNAL SIGQUIT