fix: remove `process` depedency which causes browser integration failure

[saadahmsiddiqui]

Fix: remove process depedency which causes browser integration failure

• Fixed all examples
• Removed env dependancy
• Fixed tests

Description

Removal of environment variable from process object, this is needed for browser environment as process is a node based object

Types of changes

• [X] Bug fix (non-breaking change which fixes an issue)

Checklist:

• [X] I have ensured that all acceptance criteria (or expected behavior) from issue are met