(converter) Increase work buffer for converter

Conversion on index node  7 in production is crashing ostensibly because this buffer is too small.

code/index/index-forward/java/nu/marginalia/index/forward/construction/ForwardIndexConverter.java

@@ -84,7 +84,7 @@ public class ForwardIndexConverter {
 
             LongArray docFileData = LongArrayFactory.mmapForWritingConfined(outputFileDocsData, ForwardIndexParameters.ENTRY_SIZE * docsFileId.size());
 
-            ByteBuffer workArea = ByteBuffer.allocate(65536);
+            ByteBuffer workArea = ByteBuffer.allocate(1024*1024*100);
             for (var instance : journal.pages()) {
                 try (var slopTable = new SlopTable(instance.baseDir(), instance.page()))
                 {

code/processes/converting-process/java/org/apache/pdfbox/text/HeadingAwarePDFTextStripper.java

@@ -2002,12 +2002,11 @@ public class HeadingAwarePDFTextStripper extends LegacyPDFStreamEngine
         float minFontWeight = Integer.MAX_VALUE;
         for (var word : line)
         {
-            int i = 0;
             for (var textPosition : word.getTextPositions())
             {
-                if (word.text.charAt(i++) == ' ') {
-                    continue;
-                }
+                // Skip empty text positions as they may have a different font
+                if (word.text.isBlank()) continue;
+
                 var font = textPosition.getFont();
                 if (font == null) continue;
                 var descriptor = font.getFontDescriptor();

deploy.txt

@@ -7,4 +7,5 @@
 2025-05-04:  Deploy qs, search and api-services.
 2025-05-05:  Deploy executor partition 4.
 2025-05-05:  Deploy control.
-2025-05-08:  Deploy assistant.
+2025-05-08:  Deploy assistant.
+2025-05-17:  Redeploy all.