[Bug]:start in docker , get error

[Noeverer]

🐞 Bug Summary

In docker env , when start app , and get error

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🧩 Affected Component

Select the area of the project impacted:

• mcpgateway - API
• mcpgateway - UI (admin panel)
• mcpgateway.wrapper - stdio wrapper
• Federation or Transports
• CLI, Makefiles, or shell scripts
• Container setup (Docker/Podman/Compose)
• Other (explain below)

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🔁 Steps to Reproduce

14:03:06 - mcpgateway.config - WARNING - 🔑 SECURITY WARNING - auth_encryption_secret: Secret has low entropy. Consider using a more random value.
Failed to read config file: gunicorn.config.py
Traceback (most recent call last):
  File "/app/.venv/lib64/python3.12/site-packages/gunicorn/app/base.py", line 110, in get_config_from_filename
    spec.loader.exec_module(mod)
  File "<frozen importlib._bootstrap_external>", line 999, in exec_module
  File "<frozen importlib._bootstrap>", line 488, in _call_with_frames_removed
  File "/app/gunicorn.config.py", line 19, in <module>
    from mcpgateway.config import settings
  File "/app/mcpgateway/__init__.py", line 19, in <module>
    from mcpgateway import reverse_proxy, wrapper, translate
  File "/app/mcpgateway/reverse_proxy.py", line 67, in <module>
    from mcpgateway.services.logging_service import LoggingService
  File "/app/mcpgateway/services/__init__.py", line 15, in <module>
    from mcpgateway.services.gateway_service import GatewayError, GatewayService
  File "/app/mcpgateway/services/gateway_service.py", line 74, in <module>
    from mcpgateway.db import EmailTeam
  File "/app/mcpgateway/db.py", line 115, in <module>
    engine = create_engine(
             ^^^^^^^^^^^^^^
  File "<string>", line 2, in create_engine
  File "/app/.venv/lib64/python3.12/site-packages/sqlalchemy/util/deprecations.py", line 281, in warned
    return fn(*args, **kwargs)  # type: ignore[no-any-return]
           ^^^^^^^^^^^^^^^^^^^
  File "/app/.venv/lib64/python3.12/site-packages/sqlalchemy/engine/create.py", line 617, in create_engine
    dbapi = dbapi_meth(**dbapi_args)
            ^^^^^^^^^^^^^^^^^^^^^^^^
  File "/app/.venv/lib64/python3.12/site-packages/sqlalchemy/dialects/mysql/mariadbconnector.py", line 180, in import_dbapi
    return __import__("mariadb")
           ^^^^^^^^^^^^^^^^^^^^^
ModuleNotFoundError: No module named 'mariadb'

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🤔 Expected Behavior

What should have happened instead?

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📓 Logs / Error Output

Paste any relevant stack traces or logs here.
⚠️ Do not paste secrets, credentials, or tokens.

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🧠 Environment Info

You can retrieve most of this from the /version endpoint.

Key	Value
Version or commit	e.g. v0.9.0 or main@a1b2c3d
Runtime	e.g. Python 3.11, Gunicorn
Platform / OS	e.g. Ubuntu 22.04
Container	e.g. Docker

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🧩 Additional Context (optional)

Add any configuration details, flags, or related issues.