feat(ocr): add whitelist presets and improve UI for OCR tool

refactor: format code and improve mobile menu accessibility
style: fix whitespace and formatting in multiple files
docs: update documentation with better formatting and examples

src/js/handlers/fileHandler.ts

@@ -25,8 +25,8 @@ async function handleSinglePdfUpload(toolId, file) {
   showLoader('Loading PDF...');
   try {
     const pdfBytes = await readFileAsArrayBuffer(file);
-    state.pdfDoc = await PDFLibDocument.load(pdfBytes as ArrayBuffer, { 
-      ignoreEncryption: true 
+    state.pdfDoc = await PDFLibDocument.load(pdfBytes as ArrayBuffer, {
+      ignoreEncryption: true,
     });
     hideLoader();
 
@@ -324,7 +324,11 @@ async function handleSinglePdfUpload(toolId, file) {
 }
 
 async function handleMultiFileUpload(toolId) {
-  if (toolId === 'merge' || toolId === 'alternate-merge' || toolId === 'reverse-pages') {
+  if (
+    toolId === 'merge' ||
+    toolId === 'alternate-merge' ||
+    toolId === 'reverse-pages'
+  ) {
     const pdfFilesUnloaded: File[] = [];
 
     state.files.forEach((file) => {