{"service":"Poster Printing API","docs":"/docs","endpoints":{"print_config":"PUT /print-config — set print size rules","print_sizes":"POST /print-sizes — get possible print sizes for an image URL","upscale_modes":"GET /upscale/modes — Claid upscale modes + polish note for UI","upscale":"POST /upscale — prepare image for selected print size (upscale if needed)","background_modes":"GET /background/modes — Claid background removal categories for UI","background_remove":"POST /background/remove — remove image background (Claid)"}}