Inability to use mailgun

[markuskjeldsen]

Describe the bug
When using a mail server (mail gun in my specific case) i get an error saying that symfony hasnt installed that specific mailserver plugin

[2025-12-05T10:27:39.419391+00:00] request.CRITICAL: Uncaught PHP Exception Symfony\Component\Mailer\Exception\UnsupportedSchemeException: "Unable to send emails via "mailgun" as the bridge is not installed. Try running "composer require symfony/mailgun-mailer"." at Transport.php line 179 {"exception":"[object] (Symfony\Component\Mailer\Exception\UnsupportedSchemeException(code: 0): Unable to send emails via "mailgun" as the bridge is not installed. Try running "composer require symfony/mailgun-mailer". at /var/www/html/vendor/symfony/mailer/Transport.php:179)

  - MAILER_DSN=mailgun+api://APIKEY:postmaster@mail.domain.dk
  - EMAIL_SENDER_EMAIL= postmaster@mail.domain.dk
  - EMAIL_SENDER_NAME= Part-DB Support
  - ALLOW_EMAIL_PW_RESET=true

To Reproduce
Steps to reproduce the behavior:

1. copy the docker compose file found at https://docs.part-db.de/installation/installation_docker.html
2. edit the compose file to contain the above text
3. run docker-compose up -d
4. run docker exec --user=www-data partdb php bin/console doctrine:migrations:migrate
5. try forget password feature
6. see error

Expected behavior
i expect to recieve an email telling me to reset password my password

Server Side

• Part-DB image-version: jbtronics/part-db1:master
  6e2484c8bdf9

Desktop (please complete the following information):

• OS: ubuntu
• Browser safari

Additional context
i dont think the script installs the package for the specific mail server choice, it would pro

[jbtronics]

In the upcoming version there is an env var option to install additional composer packages:
https://docs.part-db.de/installation/email.html

[markuskjeldsen]

Thank you, so much. Your work is greatly appriciated.