Make CREDEBL white label (frontend)

[Sanjay Khatal]

User Story
As a CREDEBL user, In the white label dashboard, I can able to customize the application's branding, including the app's name, and logo.

Tasks

• Added .env variables
• Updated config file with white labeling data
• Implement dynamic white labeling data on throughout the application
• Handle dynamic .env variables to set globally