dev-api: add developer portal, OpenAPI spec, and Flatenbadet case study

- New /developers/ page with API docs, SDKs, pricing, use cases
- OpenAPI 3.0 spec for Orders, Missions, Photos, Analytics
- Case study: Glasskiosken i Flatenbadet — complete ROI analysis
- Updated /order/ with recurring missions and frequency dropdown

services/frilans-payout/node_modules/ajv/scripts/info

@@ -0,0 +1,10 @@
+#!/usr/bin/env node
+
+'use strict';
+
+var fs = require('fs');
+var name = process.argv[2] || '.';
+var property = process.argv[3] || 'version';
+if (name != '.') name = 'node_modules/' + name;
+var json = JSON.parse(fs.readFileSync(name + '/package.json', 'utf8'));
+console.log(json[property]);