Crash ("Well, this is embarrassing") with Kitty

[vorburger]

name = "mdcat"
operating_system = "Fedora 37.0.0 [64-bit]"
crate_version = "1.1.1"
explanation = """
Panic occurred in file 'pulldown-cmark-mdcat/src/terminal/capabilities.rs' at line 54
"""
cause = "not yet implemented"
method = "Panic"
backtrace = """

   0: 0x56270cc135d4 - pulldown_cmark_mdcat::terminal::capabilities::ImageCapability::image_protocol::h1cf7b49275c4d11d
   1: 0x56270cb9a484 - pulldown_cmark_mdcat::render::write_event::h3d1db1e94838ca6a
   2: 0x56270cbb4b94 - mdcat::process_file::hde6b688c87a9f593
   3: 0x56270cbcf3d7 - core::iter::traits::iterator::Iterator::try_fold::h8b49603af81b2c9a
   4: 0x56270cbce160 - mdcat::main::h8b84f7aa5c1b12e8
   5: 0x56270cbbf4d3 - std::sys_common::backtrace::__rust_begin_short_backtrace::hf4baefb71a11fedd
   6: 0x56270cbc86d9 - main
   7: 0x7f57f196a510 - __libc_start_call_main
   8: 0x7f57f196a5c9 - __libc_start_main@GLIBC_2.2.5
   9: 0x56270cab07a5 - _start
  10:        0x0 - <unresolved>"""

My kitty --version is kitty 0.26.5 created by Kovid Goyal.

[swsnr]

Thanks for catching this; won't be present in release.