Error: (regl) must manually specify webgl context outside of DOM environments

[MateSteinforth]

Error: (regl) must manually specify webgl context outside of DOM environments
at raise (/Users/mate/Documents/temp/SH_test/cubemap-sh/node_modules/regl/dist/regl.js:47:15)
at check (/Users/mate/Documents/temp/SH_test/cubemap-sh/node_modules/regl/dist/regl.js:54:5)
at parseArgs (/Users/mate/Documents/temp/SH_test/cubemap-sh/node_modules/regl/dist/regl.js:985:7)
at wrapREGL (/Users/mate/Documents/temp/SH_test/cubemap-sh/node_modules/regl/dist/regl.js:9641:16)
at Object. (/Users/mate/Documents/temp/SH_test/cubemap-sh/example/example.js:4:29)
at Module._compile (node:internal/modules/cjs/loader:1105:14)
at Module._extensions..js (node:internal/modules/cjs/loader:1159:10)
at Module.load (node:internal/modules/cjs/loader:981:32)
at Module._load (node:internal/modules/cjs/loader:827:12)
at Function.executeUserEntryPoint [as runMain] (node:internal/modules/run_main:77:12)