You've only got the .pdx file uploaded here, which isn't playable on its own :O You need the whole game.pdx folder to run it. You can package it as a zip file to upload it to Itch. Check with PossiblyAxolotl to see if you can still submit it!
Viewing post in PsychoRock jam comments
It looks like other people are playing it, but I got another error ;_;
LDtk Importer: Export LDtk world...
Update error: scripts/libraries/LDtk.lua:828: LDtk Importer Assert: export_lua_table(), Cannot open file
stack traceback:
[C]: in function 'assert'
scripts/libraries/LDtk.lua:828: in field 'export_lua_table'
scripts/libraries/LDtk.lua:240: in field 'export_to_lua_files'
scripts/scene.lua:11: in main chunk
stack traceback:
[C]: in function 'import'
main.lua:17: in main chunk