Support Docker install in production environment (#29951)

* Bookcal : more date check

* fix phpcs warning

* No error if dateStartTimestamp not yet set

* Docker for PROD

* Update Readme

* Fix else if CodeSniffer warning

* Update Readme for Docker

* Random DB password

* Add install.forced.docker.php

* Enable dolibarr_main_url_roo writable in forced mode

* revert on main_url editable

build/docker-dev/docker-run.sh

@@ -0,0 +1,24 @@
+#!/bin/bash
+# Script used by the Dockerfile.
+# See README.md to know how to create a Dolibarr env with docker
+
+usermod -u "${HOST_USER_ID}" www-data
+groupmod -g "${HOST_USER_ID}" www-data
+
+chgrp -hR www-data /var/www/html
+chmod g+rwx /var/www/html/conf
+
+if [ ! -d /var/documents ]; then
+	echo "[docker-run] => create volume directory /var/documents ..."
+	mkdir -p /var/documents
+fi
+echo "[docker-run] => Set Permission to www-data for /var/documents"
+chown -R www-data:www-data /var/documents
+
+echo "[docker-run] => update '${PHP_INI_DIR}/conf.d/dolibarr-php.ini'"
+cat <<EOF > "${PHP_INI_DIR}/conf.d/dolibarr-php.ini"
+date.timezone = ${PHP_INI_DATE_TIMEZONE:-UTC}
+memory_limit = ${PHP_INI_MEMORY_LIMIT:-256M}
+EOF
+
+exec apache2-foreground