feat: use AprilTag instead of QR code

assets/js/app.js

@@ -66,6 +66,22 @@ window.addEventListener("phx:download_file", (event) => {
   window.URL.revokeObjectURL(url)
 })
 
+// Add AprilTag download functionality
+window.addEventListener("phx:download_apriltag", (event) => {
+  const { filename, url } = event.detail
+  
+  // Create download link using the static file URL
+  const link = document.createElement('a')
+  link.href = url
+  link.download = filename
+  link.setAttribute('target', '_blank') // Open in new tab as fallback
+  document.body.appendChild(link)
+  link.click()
+  
+  // Clean up
+  document.body.removeChild(link)
+})
+
 // expose liveSocket on window for web console debug logs and latency simulation:
 // >> liveSocket.enableDebug()
 // >> liveSocket.enableLatencySim(1000)  // enabled for duration of browser session