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/sonic-boom/test/fsync.test.js

@@ -0,0 +1,63 @@
+'use strict'
+
+const { test } = require('tap')
+const fs = require('fs')
+const proxyquire = require('proxyquire')
+const { file } = require('./helper')
+
+test('fsync with sync', (t) => {
+  t.plan(5)
+
+  const fakeFs = Object.create(fs)
+  fakeFs.fsyncSync = function (fd) {
+    t.pass('fake fs.fsyncSync called')
+    return fs.fsyncSync(fd)
+  }
+  const SonicBoom = proxyquire('../', {
+    fs: fakeFs
+  })
+
+  const dest = file()
+  const fd = fs.openSync(dest, 'w')
+  const stream = new SonicBoom({ fd, sync: true, fsync: true })
+
+  t.ok(stream.write('hello world\n'))
+  t.ok(stream.write('something else\n'))
+
+  stream.end()
+
+  const data = fs.readFileSync(dest, 'utf8')
+  t.equal(data, 'hello world\nsomething else\n')
+})
+
+test('fsync with async', (t) => {
+  t.plan(7)
+
+  const fakeFs = Object.create(fs)
+  fakeFs.fsyncSync = function (fd) {
+    t.pass('fake fs.fsyncSync called')
+    return fs.fsyncSync(fd)
+  }
+  const SonicBoom = proxyquire('../', {
+    fs: fakeFs
+  })
+
+  const dest = file()
+  const fd = fs.openSync(dest, 'w')
+  const stream = new SonicBoom({ fd, fsync: true })
+
+  t.ok(stream.write('hello world\n'))
+  t.ok(stream.write('something else\n'))
+
+  stream.end()
+
+  stream.on('finish', () => {
+    fs.readFile(dest, 'utf8', (err, data) => {
+      t.error(err)
+      t.equal(data, 'hello world\nsomething else\n')
+    })
+  })
+  stream.on('close', () => {
+    t.pass('close emitted')
+  })
+})