Localgov Geo documentation.

[ekes]

Moving some documentation from the gitlab wiki, adding more info about configuring the fields.

[netlify[bot]]

✔️ Deploy Preview for inspiring-euclid-d918c8 ready!

🔨 Explore the source changes: 71f76e4120361ae8c3c870806247f0777e9c69eb

🔍 Inspect the deploy log: https://app.netlify.com/sites/inspiring-euclid-d918c8/deploys/6163fb8d4922d100077fb133

😎 Browse the preview: https://deploy-preview-112--inspiring-euclid-d918c8.netlify.app