0.18.27

Fixes

• Comment no-ops in zoom_image (codeflash)
• Fix an issue where elements with partially filled extracted text are marked as extracted

Enhancement

• Optimize sentence_count (codeflash)
• Optimize _PartitionerLoader._load_partitioner (codeflash)
• Optimize detect_languages (codeflash)
• Optimize contains_verb (codeflash)
• Optimize get_bbox_thickness (codeflash)
• Upgrade pdfminer-six to 20260107 to fix ~15-18% performance regression from eager f-string evaluation