Add Geo Map Component

[widlestudiollp]

🚀 Overview

This PR introduces a new Geo Map Component for the Retool Custom Component Gallery. The component enables interactive, country-level data visualization on a world map with dynamic color scaling and user interaction support.

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✨ Features

• 🌍 Interactive world map (Leaflet-based)
• 🎨 Dynamic color scaling (0–100 gradient)
• 🧠 Smart country detection (supports names, ISO2, ISO3)
• ⚡ Optimized performance with GeoJSON caching
• 🖱 Click interaction with selected state output
• 🔔 Event handler support (onSelect)
• 📊 Automatic normalization (percentage & absolute values)
• 📌 Sticky legend for color interpretation
• 💅 Modern, user-friendly tooltip UI
• 🛡 Safe fallback colors to prevent UI break

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📦 Props

• data (Array): Input dataset
• countryKey (String): Field for country
• valueKey (String): Field for value
• lowColor, midLowColor, midHighColor, highColor (String): Custom color inputs

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📤 Outputs

• selectedCountry (Object): Contains selected country and value

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⚡ Events

• onSelect: Triggered when a user clicks on a country

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🧪 Testing

• Tested with multiple datasets (population, percentages, mixed formats)
• Verified support for country names, ISO2, ISO3 codes
• Checked performance with large datasets
• Validated fallback behavior for empty/invalid color inputs

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📸 Preview

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✅ Checklist

• Component works as expected
• Performance optimized
• No UI glitches or lag
• Follows Retool component guidelines
• Includes README and metadata

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📄 Notes

This component is designed to be fully reusable and adaptable for various use cases such as analytics dashboards, geospatial insights, and KPI visualization.