feat: ✨ Automated PostgreSQL and Adminer Deployment

[maxence-no-semifir]

A Docker-based project to automate the deployment of a PostgreSQL database with an initial user table and Adminer for database management. Includes a PowerShell script for easy setup.

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[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}