~/.software/covid2019_ch_map> node main.js
fs.js:119
throw err;
^
Error: ENOENT: no such file or directory, open 'swiss.png'
at Object.openSync (fs.js:448:3)
at Object.readFileSync (fs.js:348:35)
at Object.<anonymous> (/home/zeno/.software/covid2019_ch_map/main.js:25:35)
at Module._compile (internal/modules/cjs/loader.js:799:30)
at Object.Module._extensions..js (internal/modules/cjs/loader.js:810:10)
at Module.load (internal/modules/cjs/loader.js:666:32)
at tryModuleLoad (internal/modules/cjs/loader.js:606:12)
at Function.Module._load (internal/modules/cjs/loader.js:598:3)
at Function.Module.runMain (internal/modules/cjs/loader.js:862:12)
at internal/main/run_main_module.js:21:11