Add new location discovery rate tracker

[BigBen-7]

Description

Track the rate at which new geographic locations are activated.

Requirements

• New location rate chart
• Geographic frontier visualization
• Discovery velocity by region
• Milestone celebrations (100th city, etc)
• Coverage percentage metric

Files to Touch

• analytics/components/charts/DiscoveryRate.tsx
• analytics/lib/location-tracker.ts

Complexity: 150 points

[muhsar27]

@muhsar27 has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

Hello maintainer, I would love to work on this issue

ℹ️ Repo Maintainers: To accept this application, review their application or assign @muhsar27 to this issue.

[pelumixxril]

@pelumixxril has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

Hi Maintainer,kindly assign this issue to me,let me help you out on this sir.

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[MorsH14]

@MorsH14 has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

I`d love to work on this issue

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[keljoshX]

@keljoshX has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

Hi maintainer, can I be assigned to this
I'll submit a clean pr in no time

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[nobodieair]

@nobodieair has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

Hi, I’ve gone through the issue details and acceptance criteria. I’m confident I can implement a clean and reliable solution. I’d appreciate the opportunity to take this on.

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[yahayaf84771-afk]

@yahayaf84771-afk has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

i would like to work on this issue please

ℹ️ Repo Maintainers: To accept this application, review their application or assign @yahayaf84771-afk to this issue.