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/loupe/lib/function.js

@@ -0,0 +1,10 @@
+import getFunctionName from 'get-func-name'
+import { truncate } from './helpers'
+
+export default function inspectFunction(func, options) {
+  const name = getFunctionName(func)
+  if (!name) {
+    return options.stylize('[Function]', 'special')
+  }
+  return options.stylize(`[Function ${truncate(name, options.truncate - 11)}]`, 'special')
+}