Issue #3267897: Refactor .tugboat/config.xml for live previews

.tugboat/config.yml

 services:
   php:
     image: q0rban/tugboat-drupal:latest
+    privileged: true
     default: true
     http: false
     # depends: mysql
@@ -8,7 +9,7 @@ services:
       init: |
         curl -fsSL https://deb.nodesource.com/setup_16.x | bash -
         apt-get update && apt-get install -y gcc g++ make nodejs yarnpkg zlib1g \
-          libfreetype6-dev libjpeg-dev libmemcached-dev libpng-dev libzip-dev
+          libfreetype6-dev libjpeg-dev libmemcached-dev libpng-dev libzip-dev  > /dev/null 2>&1
       update: |
         set -eux
 
@@ -25,36 +26,31 @@ services:
         git checkout -b "${TUGBOAT_REPO_ID}"
 
         # Install Memcached libraries.
-        apt-get install -y libmemcached-dev
         git clone https://github.com/php-memcached-dev/php-memcached /usr/src/php/ext/memcached
         cd /usr/src/php/ext/memcached
-        docker-php-ext-configure memcached
-        docker-php-ext-install memcached
+        docker-php-ext-install memcached > /dev/null 2>&1
 
         # Install APCU libraries.
         git clone https://github.com/krakjoe/apcu /usr/src/php/ext/apcu
         cd /usr/src/php/ext/apcu
-        docker-php-ext-configure apcu
-        docker-php-ext-install apcu
+        docker-php-ext-install apcu > /dev/null 2>&1
 
         # Install OpCache.
-        docker-php-ext-install -j "$(nproc)" opcache
+        docker-php-ext-install -j "$(nproc)" opcache > /dev/null 2>&1
 
         # Install uploadprogress.
         pecl install uploadprogress
         git clone https://github.com/php/pecl-php-uploadprogress /usr/src/php/ext/uploadprogress
         cd /usr/src/php/ext/uploadprogress
-        docker-php-ext-configure uploadprogress
-        docker-php-ext-install uploadprogress
+        docker-php-ext-install uploadprogress > /dev/null 2>&1
 
         # Install graphic libraries.
         docker-php-ext-configure gd \
           --with-freetype \
           --with-jpeg
-        docker-php-ext-configure zip
         docker-php-ext-install -j "$(nproc)" \
           gd \
-          zip
+          zip > /dev/null 2>&1
 
         # Composer is hungry. You need a Tugboat project with a pretty sizeable
         # chunk of memory.
@@ -121,7 +117,7 @@ services:
         # Use --db-url=mysql://tugboat:tugboat@mysql:3306/tugboat for mysql connection.
         cd "${DRUPAL_DOCROOT}"
         drush si -y \
-          --db-url=sqlite://sites/default/files/db.sqlite \
+          --db-url="sqlite://${FILES_DIR}/db.sqlite" \
           --site-name="Cloud Orchestrator live preview for '${TUGBOAT_PREVIEW_NAME}'" \
           --account-pass='admin' \
           cloud_orchestrator \
@@ -135,18 +131,15 @@ services:
         drush -y en memcache memcache_admin
         drush -y en simple_oauth
 
+        # Set a private directory.
+        mkdir -p "${PRIVATE_DIR}"
+
         # Set up a files directory.
         mkdir -p "${DRUPAL_DOCROOT}/${FILES_DIR}"
         chgrp -R www-data "${DRUPAL_DOCROOT}/${FILES_DIR}"
-        chmod 2775 "${DRUPAL_DOCROOT}/${FILES_DIR}"
+        chmod -R 2775 "${DRUPAL_DOCROOT}/${FILES_DIR}"
         chmod -R g+w "${DRUPAL_DOCROOT}/${FILES_DIR}"
 
-        # Set a private directory.
-        mkdir -p "${PRIVATE_DIR}"
-        chgrp -R www-data "${PRIVATE_DIR}"
-        chmod 2775 "${PRIVATE_DIR}"
-        chmod -R g+w "${PRIVATE_DIR}"
-
         # The settings must be written after enabling the memcache module.
         tee -a "${SETTINGS_FILE}" > /dev/null << EOF
         \$settings['memcache']['servers'] = ['memcached:11211' => 'default'];
@@ -157,7 +150,7 @@ services:
 
         # Setup crontab.
         { echo '*/5 * * * * www-data cd /var/www/cloud_orchestrator && /usr/local/bin/drush cron > /dev/null 2>&1'; } >> /etc/crontab
-        { echo '*/5 * * * * www-data cd /var/www/html/web && for MODULE in '\''aws_cloud'\'' '\''k8s'\'' '\''openstack'\'' '\''vmware'\'' '\''terraform'\''; do export QUEUE=$(drush queue-list | grep "$''{MODULE}" | awk '\''{print $1}'\''); if [ "$''{QUEUE}" ]; then drush queue-run "$''{QUEUE}" --time-limit=120 > /dev/null 2>&1; fi done'; } >> /etc/crontab
+        { echo '*/5 * * * * www-data cd /var/www/cloud_orchestrator && for MODULE in '\''aws_cloud'\'' '\''k8s'\'' '\''openstack'\'' '\''vmware'\'' '\''terraform'\''; do export QUEUE=$(drush queue-list | grep "$''{MODULE}" | awk '\''{print $1}'\''); if [ "$''{QUEUE}" ]; then drush queue-run "$''{QUEUE}" --time-limit=120 > /dev/null 2>&1; fi done'; } >> /etc/crontab
       build: |
         set -eux