build: split up into multiple projects, use kotlin DLS

lib/tsconfig.json

@@ -0,0 +1,17 @@
+{
+    "include": ["**/*.ts"],
+    "compilerOptions": {
+        "strict": true,
+        "esModuleInterop": true,
+        "skipLibCheck": true,
+        "moduleResolution": "Bundler",
+        "module": "ESNext",
+        "target": "ESNext",
+        "noLib": true,
+        "forceConsistentCasingInFileNames": true,
+        "emitDecoratorMetadata": true,
+        "experimentalDecorators": true,
+        "allowImportingTsExtensions": true,
+        "noEmit": true
+    }
+}