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/thread-stream/test/helper.js

@@ -0,0 +1,35 @@
+'use strict'
+
+const { join } = require('path')
+const { tmpdir } = require('os')
+const { unlinkSync } = require('fs')
+const t = require('tap')
+
+const files = []
+let count = 0
+
+function file () {
+  const file = join(tmpdir(), `thread-stream-${process.pid}-${count++}`)
+  files.push(file)
+  return file
+}
+
+process.on('beforeExit', () => {
+  t.comment('unlink files')
+  for (const file of files) {
+    try {
+      t.comment(`unliking ${file}`)
+      unlinkSync(file)
+    } catch (e) {
+      console.log(e)
+    }
+  }
+  t.comment('unlink completed')
+})
+
+module.exports.file = file
+
+if (process.env.SKIP_PROCESS_EXIT_CHECK !== 'true') {
+  const why = require('why-is-node-running')
+  setInterval(why, 10000).unref()
+}