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/execa/lib/verbose.js

@@ -0,0 +1,19 @@
+import {debuglog} from 'node:util';
+import process from 'node:process';
+
+export const verboseDefault = debuglog('execa').enabled;
+
+const padField = (field, padding) => String(field).padStart(padding, '0');
+
+const getTimestamp = () => {
+	const date = new Date();
+	return `${padField(date.getHours(), 2)}:${padField(date.getMinutes(), 2)}:${padField(date.getSeconds(), 2)}.${padField(date.getMilliseconds(), 3)}`;
+};
+
+export const logCommand = (escapedCommand, {verbose}) => {
+	if (!verbose) {
+		return;
+	}
+
+	process.stderr.write(`[${getTimestamp()}] ${escapedCommand}\n`);
+};