fix: add .env for docker-compose

[dpgaspar]

Description

Add missing .env file for docker-compose

ADDITIONAL INFORMATION

• Has associated issue:
• Is CRUD MVC related.
• Is Auth, RBAC security related.
• Changes the security db schema.
• Introduces new feature
• Removes existing feature

[codecov]

Codecov Report

Merging #1728 (c8485c5) into master (a1a4f80) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #1728   +/-   ##
=======================================
  Coverage   76.80%   76.80%           
=======================================
  Files          56       56           
  Lines        8114     8114           
=======================================
  Hits         6232     6232           
  Misses       1882     1882           

Flag	Coverage Δ
python	76.80% <ø> (ø)

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