feat: add cypress

[daine]

🔗 Linked issue

• 227

❓ Type of change

• [x] 👌 Enhancement (improving an existing functionality like performance)
• [x] ✨ New feature (a non-breaking change that adds functionality)

📚 Description

Initial setup for cypress testing

📝 Checklist

• [x] I have linked an issue or discussion.

• [x] I have updated the documentation accordingly.

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[daine]

Tests we can write in the future:

• [ ] The Home Page
• [ ] Mobile viewports
  • [ ] Navbar etc
• [ ] Contact us
• [ ] About us
• [ ] Terms & Privacy