chore: add build

Author: kettanaito

package-lock.json

@@ -2,12 +2,19 @@
   "name": "deferred-promise",
   "version": "0.0.0",
   "description": "A Promise that can be resolved/rejected elsewhere",
-  "main": "build/index.js",
+  "main": "./build/index.js",
+  "typings": "./build/index.d.ts",
   "scripts": {
-    "test": "jest"
+    "test": "jest",
+    "prebuild": "rimraf ./build",
+    "build": "tsc"
   },
+  "files": [
+    "./build"
+  ],
   "keywords": [
     "promise",
+    "defer",
     "deferred",
     "resolve",
     "reject"
@@ -17,6 +24,7 @@
   "devDependencies": {
     "@types/jest": "^29.0.1",
     "jest": "^29.0.3",
+    "rimraf": "^3.0.2",
     "ts-jest": "^29.0.0",
     "typescript": "^4.8.3"
   }

package.json

@@ -2,7 +2,10 @@
   "compilerOptions": {
     "target": "esnext",
     "module": "commonjs",
-    "esModuleInterop": true
+    "esModuleInterop": true,
+    "outDir": "./build",
+    "declaration": true,
+    "sourceMap": true
   },
   "include": ["./src"],
   "exclude": ["node_modules"]