Some build proccess stuff

tsconfig.json

@@ -1,4 +1,6 @@
 {
+  "files": ["src/index.ts"],
+  "include": ["src/**/*.ts", "src/**/*.tsx"],
   "compilerOptions": {
     // Enable latest features
     "lib": ["ESNext", "DOM"],
@@ -8,11 +10,14 @@
     "jsx": "react-jsx",
     "allowJs": true,
 
+    "declaration": true,
+    "outDir": "out",
+
     // Bundler mode
     "moduleResolution": "bundler",
     "allowImportingTsExtensions": true,
     "verbatimModuleSyntax": true,
-    "noEmit": true,
+    "emitDeclarationOnly": true,
 
     // Best practices
     "strict": true,