[BUG] Linux unable to load "./Util"

[Viktor Dudnik]

Describe the bug
Completely unresponsive main screen. Console output:

Uncaught Error: Cannot find module './Util'
Require stack:
- /tmp/.mount_DungeoJNo2Km/resources/app/app/js/modals.js
- /tmp/.mount_DungeoJNo2Km/resources/app/app/js/initiative.js
- /tmp/.mount_DungeoJNo2Km/resources/app/app/index.html
    at Module._resolveFilename (node:internal/modules/cjs/loader:940)
    at Function.o._resolveFilename (node:electron/js2c/renderer_init:33)
    at Module._load (node:internal/modules/cjs/loader:785)
    at Function.c._load (node:electron/js2c/asar_bundle:5)
    at Function.o._load (node:electron/js2c/renderer_init:33)
    at Module.require (node:internal/modules/cjs/loader:1012)
    at require (node:internal/modules/cjs/helpers:94)
    at Object.<anonymous> (/tmp/.mount_DungeoJNo2Km/resources/app/app/js/modals.js:1)
    at Object.<anonymous> (/tmp/.mount_DungeoJNo2Km/resources/app/app/js/modals.js:135)
    at Module._compile (node:internal/modules/cjs/loader:1116)

Additional context
I have no idea how does it still works on windows :/