diff --git a/Dockerfile b/Dockerfile
index c841b03..6b5e2ee 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -14,6 +14,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     locales \
     curl \
     gettext-base \
+    procps \
     && curl -fsSL https://deb.nodesource.com/setup_22.x | bash - \
     && apt-get install -y nodejs \
     && rm -rf /var/lib/apt/lists/*
diff --git a/docker/php/entrypoint.sh b/docker/php/entrypoint.sh
index 67609b4..09ec1ea 100644
--- a/docker/php/entrypoint.sh
+++ b/docker/php/entrypoint.sh
@@ -53,8 +53,26 @@ $DRUSH en -y views views_ui field_ui text options link datetime && \
   echo "[entrypoint] Core modules enabled." || echo "[entrypoint] WARNING: core modules failed."
 $DRUSH en -y webform webform_ui && \
   echo "[entrypoint] Webform enabled." || echo "[entrypoint] WARNING: webform failed."
-$DRUSH en -y symfony_mailer && \
+$DRUSH en -y symfony_mailer mailer_transport && \
   echo "[entrypoint] Mailer enabled." || echo "[entrypoint] WARNING: symfony_mailer failed."
+
+if [ -n "${POSTMARK_API_KEY:-}" ]; then
+  $DRUSH php:eval "
+    \$storage = \Drupal::entityTypeManager()->getStorage('mailer_transport');
+    if (!\$storage->load('postmark')) {
+      \$storage->create([
+        'id' => 'postmark',
+        'label' => 'Postmark',
+        'plugin' => 'smtp',
+        'configuration' => ['dsn' => 'postmark+api://' . getenv('POSTMARK_API_KEY') . '@default'],
+      ])->save();
+    }
+    \$config = \Drupal::configFactory()->getEditable('mailer_transport.settings');
+    \$config->set('default_transport', 'postmark')->save();
+    \Drupal::configFactory()->getEditable('system.mail')
+      ->set('interface.default', 'symfony_mailer')->save();
+  " && echo "[entrypoint] Postmark transport configured." || echo "[entrypoint] WARNING: Postmark transport setup failed."
+fi
 $DRUSH en -y riverside_pt && \
   echo "[entrypoint] riverside_pt enabled." || echo "[entrypoint] WARNING: riverside_pt failed."
 
diff --git a/web/modules/custom/riverside_pt/riverside_pt.services.yml b/web/modules/custom/riverside_pt/riverside_pt.services.yml
new file mode 100644
index 0000000..ff232ef
--- /dev/null
+++ b/web/modules/custom/riverside_pt/riverside_pt.services.yml
@@ -0,0 +1,5 @@
+services:
+  riverside_pt.php_error_logger:
+    class: Drupal\riverside_pt\Logger\PhpErrorLogger
+    tags:
+      - { name: logger }
diff --git a/web/modules/custom/riverside_pt/src/Logger/PhpErrorLogger.php b/web/modules/custom/riverside_pt/src/Logger/PhpErrorLogger.php
new file mode 100644
index 0000000..7dc40c3
--- /dev/null
+++ b/web/modules/custom/riverside_pt/src/Logger/PhpErrorLogger.php
@@ -0,0 +1,23 @@
+<?php
+
+namespace Drupal\riverside_pt\Logger;
+
+use Drupal\Core\Logger\RfcLogLevel;
+use Psr\Log\LoggerInterface;
+use Psr\Log\LoggerTrait;
+
+class PhpErrorLogger implements LoggerInterface {
+  use LoggerTrait;
+
+  private const LABELS = ['emergency', 'alert', 'critical', 'error', 'warning'];
+
+  public function log($level, $message, array $context = []): void {
+    if ($level > RfcLogLevel::WARNING) {
+      return;
+    }
+    $channel = $context['channel'] ?? 'drupal';
+    $severity = self::LABELS[$level] ?? 'unknown';
+    $formatted = strtr($message, array_filter($context, 'is_scalar'));
+    error_log(sprintf('[drupal/%s] %s: %s', $channel, strtoupper($severity), $formatted));
+  }
+}
diff --git a/web/sites/default/settings.php b/web/sites/default/settings.php
index b62c556..e7084dc 100644
--- a/web/sites/default/settings.php
+++ b/web/sites/default/settings.php
@@ -20,18 +20,11 @@ $settings['hash_salt'] = getenv('HASH_SALT') ?: 'replace-this-in-production';
 $settings['update_free_access'] = FALSE;
 
 $is_dev = (bool) getenv('DEBUG');
-$postmark_key = getenv('POSTMARK_API_KEY');
 
 if ($is_dev) {
   $config['system.mail']['interface']['default'] = 'php_mail';
-} else {
-  if (!$postmark_key) {
-    throw new \RuntimeException('POSTMARK_API_KEY is not set — refusing to start without a mail transport.');
-  }
-  $config['symfony_mailer.mailer_transport.postmark']['configuration']['dsn'] =
-    'postmark+api://' . $postmark_key . '@default';
-  $config['mailer_transport.settings']['default_transport'] = 'postmark';
-  $config['system.mail']['interface']['default'] = 'symfony_mailer';
+} elseif (!getenv('POSTMARK_API_KEY')) {
+  throw new \RuntimeException('POSTMARK_API_KEY is not set — refusing to start without a mail transport.');
 }
 
 // Disable CSS/JS aggregation — assets served directly from source paths.