{"service":"Horizon-AI-THUMBNAIL-API","version":"1.0.0","endpoints":{"POST /thumbnail":"Generate thumbnail from document URL","GET /health":"Health check"},"supported_formats":{"image":[".png",".jpg",".jpeg",".gif",".webp",".bmp",".tiff",".tif"],"pdf":[".pdf"],"epub":[".epub"],"office":[".pptx",".docx",".xlsx",".ppt",".doc",".xls",".odp",".odt",".ods"],"svg":[".svg"],"tabular":[".csv",".tsv"],"korean":[".hwp",".hwpx"],"iwork":[".key",".pages",".numbers"],"html":[".html",".htm"],"rtf":[".rtf"],"text":[".txt",".md",".json",".xml"]}}