Fix intellisense issue not picking up path alias in test files

Create a separate build tsconfig for building purposes and keep the tests file in the main tsconfig

package.json

@@ -8,7 +8,7 @@
     "dist"
   ],
   "scripts": {
-    "build": "tsc",
+    "build": "tsc --project tsconfig.build.json",
     "test": "tsx --test --experimental-test-coverage --enable-source-maps test/**/*.spec.ts"
   },
   "repository": {

tsconfig.build.json

@@ -0,0 +1,9 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "outDir": "./dist",
+    "rootDir": "."
+  },
+  "include": ["lib/**/*"],
+  "exclude": ["node_modules", "dist", "test/**/*"]
+}

tsconfig.json

@@ -18,6 +18,6 @@
       "@lib": ["lib/index"]
     }
   },
-  "include": ["lib/**/*"],
-  "exclude": ["node_modules", "dist", "test/**/*"]
+  "include": ["lib/**/*", "test/**/*"],
+  "exclude": ["node_modules", "dist"]
 }