PhaserEditor2D-v3-allInOne/starter-templates/starter-template-basic-typescript/tsconfig.json

{
    "compileOnSave": true,
    "compilerOptions": {
        "target": "esnext",
        "outFile": "game.js",
        "strict": true,
        "allowSyntheticDefaultImports": true,
        "types": [
            "phaser"
        ]
    }
}