chore: add typescript example

examples/node-esm-typescript/.vscode/settings.json

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+{
+  "prettier": false
+}

examples/node-esm-typescript/package.json

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+{
+  "type": "module",
+  "name": "node-esm-javascript",
+  "author": "Roger Schönbächler",
+  "scripts": {
+    "generate": "npm run pdf && npm run svg",
+    "pdf": "vite-node ./src/pdf.js",
+    "postgenerate": "serve output -n",
+    "pregenerate": "rm output/* || true && mkdir -p output",
+    "svg": "vite-node ./src/svg.js"
+  },
+  "dependencies": {
+    "pdfkit": "^0.13.0",
+    "swissqrbill": "^4.0.0"
+  },
+  "devDependencies": {
+    "serve": "^14.2.1",
+    "vite-node": "^1.0.1"
+  }
+}

examples/node-esm-typescript/src/data.ts

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+export const data = {
+  creditor: {
+    account: "CH58 0079 1123 0008 8901 2",
+    address: "Creditor Address",
+    city: "Creditor City",
+    country: "CH",
+    name: "Creditor FirstName LastName",
+    zip: 1234
+  },
+  currency: "CHF"
+};

examples/node-esm-typescript/src/pdf.ts

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+import { createWriteStream } from "fs";
+import PDFDocument from "pdfkit";
+import { SwissQRBill } from "swissqrbill/pdf";
+
+import { data } from "./data.js";
+
+
+const stream = createWriteStream("./output/swissqrbill.pdf");
+const pdf = new PDFDocument();
+const qrBill = new SwissQRBill(data);
+
+qrBill.attachTo(pdf);
+
+pdf.pipe(stream);
+pdf.end();

examples/node-esm-typescript/src/svg.ts

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+import { writeFileSync } from "fs";
+import { SwissQRBill } from "swissqrbill/svg";
+
+import { data } from "./data.js";
+
+
+const qrBill = new SwissQRBill(data);
+writeFileSync("./output/swissqrbill.svg", qrBill.toString());

examples/node-esm-typescript/tsconfig.json

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+{
+  "compilerOptions": {
+    "module": "NodeNext",
+    "moduleResolution": "NodeNext",
+    "target": "ES2016"
+  }
+}