feat: update GitHub Actions workflow for PDF engine and viewer

src/js/workflow/nodes/flatten-node.ts

@@ -4,7 +4,10 @@ import { pdfSocket } from '../sockets';
 import type { SocketData } from '../types';
 import { requirePdfInput, processBatch } from '../types';
 import { flattenAnnotations } from '../../utils/flatten-annotations.js';
-import { loadPdfDocument } from '../../utils/load-pdf-document.js';
+import {
+  loadPdfDocument,
+  removeUnreferencedObjects,
+} from '../../utils/load-pdf-document.js';
 
 export class FlattenNode extends BaseWorkflowNode {
   readonly category = 'Secure PDF' as const;
@@ -39,11 +42,11 @@ export class FlattenNode extends BaseWorkflowNode {
           console.error('Flatten annotations error:', err);
         }
 
-        const pdfBytes = await pdfDoc.save();
+        const pdfBytes = await removeUnreferencedObjects(await pdfDoc.save());
         return {
           type: 'pdf',
           document: pdfDoc,
-          bytes: new Uint8Array(pdfBytes),
+          bytes: pdfBytes,
           filename: input.filename.replace(/\.pdf$/i, '_flattened.pdf'),
         };
       }),

src/js/workflow/nodes/redact-node.ts

@@ -6,6 +6,7 @@ import { requirePdfInput, processBatch } from '../types';
 import { loadPyMuPDF } from '../../utils/pymupdf-loader.js';
 import { hexToRgb } from '../../utils/helpers.js';
 import { loadPdfDocument } from '../../utils/load-pdf-document.js';
+import { redactDocumentData } from '../../utils/redact-document-data.js';
 import { wfError } from '../errors';
 
 export class RedactNode extends BaseWorkflowNode {
@@ -106,9 +107,14 @@ export class RedactNode extends BaseWorkflowNode {
           }
         }
 
-        const resultBytes = new Uint8Array(doc.save());
+        const redactedBytes = new Uint8Array(doc.save());
         doc.close();
 
+        const resultBytes = await redactDocumentData(
+          redactedBytes,
+          mode === 'text' ? searchText : undefined
+        );
+
         const resultDoc = await loadPdfDocument(resultBytes);
 
         return {

src/js/workflow/nodes/remove-annotations-node.ts

@@ -4,7 +4,10 @@ import { pdfSocket } from '../sockets';
 import type { SocketData } from '../types';
 import { requirePdfInput, processBatch } from '../types';
 import { PDFName } from 'pdf-lib';
-import { loadPdfDocument } from '../../utils/load-pdf-document.js';
+import {
+  loadPdfDocument,
+  removeUnreferencedObjects,
+} from '../../utils/load-pdf-document.js';
 
 export class RemoveAnnotationsNode extends BaseWorkflowNode {
   readonly category = 'Edit & Annotate' as const;
@@ -34,11 +37,11 @@ export class RemoveAnnotationsNode extends BaseWorkflowNode {
           }
         }
 
-        const pdfBytes = await pdfDoc.save();
+        const pdfBytes = await removeUnreferencedObjects(await pdfDoc.save());
         return {
           type: 'pdf',
           document: pdfDoc,
-          bytes: new Uint8Array(pdfBytes),
+          bytes: pdfBytes,
           filename: input.filename.replace(/\.pdf$/i, '_clean.pdf'),
         };
       }),