tsconfig.json

{
        "compilerOptions": {
                "module": "es2020",
                "moduleResolution": "node",
                "target": "es2020",
                "lib": [
                        "es2020",
                        "es6",
                        "es5",
                        "dom"
                ],
                "outDir": "dist",	
                "rootDir": "./",
                "sourceMap": false,
                "experimentalDecorators": true,
                "strict": true,
                "esModuleInterop": false,
                "types": [
                        "@league-of-foundry-developers/foundry-vtt-types",
                        "node"
                ],
                "typeRoots": [
                        "C:\\Users\\jackp\\AppData\\Local\\FoundryVTT\\Data\\systems\\dnd5e\\module"
                ],
                "allowJs": true,
                "strictNullChecks": true,
                "resolveJsonModule": true
        }
}