docs(week-7): week 7.1 notes

[ssk090]

Closes #

📑 Description

• Added notes for the week 7.1

✅ Checks

• [ ] My pull request adheres to the code style of this project
• [ ] My code requires changes to the documentation
• [ ] I have updated the documentation as required
• [ ] All the tests have passed

ℹ Additional Information

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[thatbeautifuldream]

Great work, thanks for your contribution!