tsconfig.json

{
	"compilerOptions": {
		// Enable latest features
		"lib": ["ESNext", "DOM"],
		"moduleDetection": "force",
		"target": "ESNext",
		"module": "ESNext",
		"jsx": "react-jsx",
		"allowJs": true,

		// Bundler mode
		"moduleResolution": "bundler",
		"allowImportingTsExtensions": true,
		"verbatimModuleSyntax": true,
		"importHelpers": true,
		"noEmit": true,
		"isolatedModules": true,
		"inlineSourceMap": true,
		"inlineSources": true,

		// Best practices
		"strict": true,
		"skipLibCheck": true,
		"noFallthroughCasesInSwitch": true,

		// Some stricter flags
		"noUnusedLocals": true,
		"noUnusedParameters": true,
		"noPropertyAccessFromIndexSignature": true,

		"paths": {
			"@": ["./src/main.ts"],
			"@/*": ["./src/*"]
		}
	},
	"include": ["./src", "scripts/build.ts"]
}