Added Missing Image URL for FossFLOW

[onlykshitij]

Added missing FossFLOW Image URL in env

Description

Provide a brief description of the changes made in this pull request. Include the following:

• Added the missing Docker Image URL in .env

Related Issues

• None

Type of Change

• Bug fix
• New feature
• Documentation update
• Refactoring

How Has This Been Tested?

Describe the tests you ran to verify your changes. Provide instructions for reproducing the testing process:

1. Ran Docker Compose

Checklist

• I have performed a self-review of my code
• I have added tests that prove my fix or feature works
• I have updated necessary documentation (e.g. frontpage README.md)
• Any dependent changes have been merged and published in downstream modules

Screenshots (if applicable)

If visual changes are made, include screenshots to demonstrate them.

Additional Notes

Add any additional comments or information that may be relevant.

[crypt0rr]

Heya, your PR mentioned the fix of a missing image, but you are also trying to add a new service, please update the PR description to match this.

On the other hand;

• Please leave comments in place as shown in the template services folder
• Please make sure that storage locations for the volumes follow the guidance in the templates as well

[crypt0rr]

See comments