Fix borderless FirmaEC rendering and bump to 1.2.22

backend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "linkedsign-backend",
-  "version": "1.2.21",
+  "version": "1.2.22",
   "private": true,
   "description": "Initial backend for LinkedSign",
   "main": "src/server.js",

backend/src/modules/signing/signing.service.js

@@ -301,9 +301,11 @@ async function drawStyleFirmaEC(pdfDoc, page, sx, sy, sw, sh, { signerName, veri
   const qrY = sy + (sh - qrSize) / 2;
   page.drawImage(qrImage, { x: qrX, y: qrY, width: qrSize, height: qrSize });
 
-  // Vertical divider
+  // Vertical divider belongs to the bordered variant only.
   const divX = qrOnRight ? qrX - 4 : sx + qrSize + 8;
-  page.drawLine({ start: { x: divX, y: sy + 6 }, end: { x: divX, y: sy + sh - 6 }, thickness: 0.5, color: rgb(0.55, 0.55, 0.58) });
+  if (useBorder) {
+    page.drawLine({ start: { x: divX, y: sy + 6 }, end: { x: divX, y: sy + sh - 6 }, thickness: 0.5, color: rgb(0.55, 0.55, 0.58) });
+  }
 
   // Text column
   const textX = qrOnRight ? sx + 6 : divX + 5;