Bug: Missing Copy Button in Installation Section

[saurabh007007]

Describe the bug

The Copy button is missing inside the installation section on the landing page of billing sdk

To Reproduce

Steps to reproduce the behavior:

1. Go to https://billingsdk.com/
2. Navigate to the Installation Section
3. See error

Expected behavior

Inside the Code block section of installation there must be copy button

Screenshots or recordings

Environment

• OS: macOS26
• Node: v24.11.1
• Browser: Chrome v144

[saurabh007007]

@tsahil01 Raised the PR could you review it #364

[tsahil01]

fixed in #364