update tsconfig.json

package-lock.json

@@ -21,10 +21,6 @@
         "nyc": "^15.1.0",
         "ts-mocha": "^9.0.2",
         "typescript": "^4.5.5"
-      },
-      "engines": {
-        "node": "14.17",
-        "npm": "6"
       }
     },
     "node_modules/@ampproject/remapping": {

tsconfig.json

@@ -3,20 +3,19 @@
     "lib": [
       "es2019"
     ],
-    "target": "es2020",
+    "target": "es2019",
     "module": "CommonJS",
     "moduleResolution": "Node",
     "outDir": "./lib",
-    "rootDir": "src",
+    "rootDir": "./src",
+    "composite": true,
     "esModuleInterop": true,
-    "emitDecoratorMetadata": true,
-    "experimentalDecorators": true,
     "sourceMap": false,
     "allowSyntheticDefaultImports": true,
     "declaration": true
   },
   "include": [
-    "src/**/*"
+    "src/*"
   ],
   "exclude": [
     "node_modules",