feat: Passwordless cross-device authentication

- Arkitektur: docs/auth/passwordless-architecture.md
- Backend: iom/quixzoom-auth-service/ (FastAPI + Redis)
- Webb: quixzoom-market-pages/se/login/ (QR-kod + polling)
- App: iom/quixzoom-app/src/features/auth/ (push + deep links)

Flöde: QR-kod → app-godkännande → webb-inloggad

landvex-report-system/node_modules/chartjs-to-image/examples/custom_chart_example.js

@@ -0,0 +1,33 @@
+const ChartJsImage = require('../index');
+
+const chart = new ChartJsImage();
+
+chart.setConfig({
+  type: 'bar',
+  data: {
+    labels: ['January', 'February', 'March', 'April', 'May'],
+    datasets: [
+      {
+        label: 'Dogs',
+        data: [50, 60, 70, 180, 190],
+      },
+    ],
+  },
+  options: {
+    scales: {
+      yAxes: [
+        {
+          ticks: {
+            callback: function (value) {
+              return '$' + value;
+            },
+          },
+        },
+      ],
+    },
+  },
+});
+chart.setWidth(500).setHeight(300).setBackgroundColor('#0febc2');
+
+console.log(chart.getUrl());
+// https://quickchart.io/chart?c=%7Btype%3A%27bar%27%2Cdata%3A%7Blabels%3A%5B%27January%27%2C%27February%27%2C%27March%27%2C%27April%27%2C%27May%27%5D%2Cdatasets%3A%5B%7Blabel%3A%27Dogs%27%2Cdata%3A%5B50%2C60%2C70%2C180%2C190%5D%7D%5D%7D%2Coptions%3A%7Bscales%3A%7ByAxes%3A%5B%7Bticks%3A%7Bcallback%3Afunction+%28value%29+%7B%0A++return+%27%24%27+%2B+value%3B%0A%7D%7D%7D%5D%7D%7D%7D&w=500&h=300&bkg=%230febc2&f=png

landvex-report-system/node_modules/chartjs-to-image/examples/short_url_example.js

@@ -0,0 +1,23 @@
+const ChartJsImage = require('../index');
+
+const chart = new ChartJsImage();
+
+// Fill the chart with data from 0 to 100
+const data = [...Array(100).keys()];
+chart.setConfig({
+  type: 'bar',
+  data: { labels: ['Hello world', 'Foo bar'], datasets: [{ label: 'Foo', data }] },
+});
+
+// Print the regular URL...
+console.log(chart.getUrl());
+// https://quickchart.io/chart?c=%7Btype%3A%27bar%27%2Cdata%3A%7Blabels%3A%5B%27Hello+world%27%2C%27Foo+bar%27%5D%2Cdatasets%3A%5B%7Blabel%3A%27Foo%27%2Cdata%3A%5B0%2C1%2C2%2C3%2C4%2C5%2C6%2C7%2C8%2C9%2C10%2C11%2C12%2C13%2C14%2C15%2C16%2C17%2C18%2C19%2C20%2C21%2C22%2C23%2C24%2C25%2C26%2C27%2C28%2C29%2C30%2C31%2C32%2C33%2C34%2C35%2C36%2C37%2C38%2C39%2C40%2C41%2C42%2C43%2C44%2C45%2C46%2C47%2C48%2C49%2C50%2C51%2C52%2C53%2C54%2C55%2C56%2C57%2C58%2C59%2C60%2C61%2C62%2C63%2C64%2C65%2C66%2C67%2C68%2C69%2C70%2C71%2C72%2C73%2C74%2C75%2C76%2C77%2C78%2C79%2C80%2C81%2C82%2C83%2C84%2C85%2C86%2C87%2C88%2C89%2C90%2C91%2C92%2C93%2C94%2C95%2C96%2C97%2C98%2C99%5D%7D%5D%7D%7D&w=500&h=300&bkg=%23ffffff&f=png
+
+// That's a long URL! Maybe we want a shorter version (requires an HTTP request to QuickChart.io)
+async function printShortUrl() {
+  const url = await chart.getShortUrl();
+  console.log(url);
+}
+printShortUrl();
+// https://quickchart.io/chart/render/f-a1d3e804-dfea-442c-88b0-9801b9808401
+// Much shorter and more manageable :)

landvex-report-system/node_modules/chartjs-to-image/examples/simple_example.js

@@ -0,0 +1,12 @@
+const ChartJsImage = require('../index');
+
+const chart = new ChartJsImage();
+
+chart.setConfig({
+  type: 'bar',
+  data: { labels: ['Hello world', 'Foo bar'], datasets: [{ label: 'Foo', data: [1, 2] }] },
+});
+chart.setWidth(500).setHeight(300).setBackgroundColor('transparent');
+
+console.log(chart.getUrl());
+// https://quickchart.io/chart?c=%7Btype%3A%27bar%27%2Cdata%3A%7Blabels%3A%5B%27Hello+world%27%2C%27Foo+bar%27%5D%2Cdatasets%3A%5B%7Blabel%3A%27Foo%27%2Cdata%3A%5B1%2C2%5D%7D%5D%7D%7D&w=500&h=300&bkg=transparent&f=png

landvex-report-system/node_modules/chartjs-to-image/examples/to_file_example.js

@@ -0,0 +1,17 @@
+const fs = require('fs');
+
+const ChartJsImage = require('../index');
+
+const chart = new ChartJsImage();
+
+chart.setConfig({
+  type: 'bar',
+  data: { labels: ['Hello world', 'Foo bar'], datasets: [{ label: 'Foo', data: [1, 2] }] },
+});
+chart.setWidth(500).setHeight(300).setBackgroundColor('transparent');
+
+async function saveChart() {
+  // Write file to disk
+  await chart.toFile('/tmp/chart.png');
+}
+saveChart();