Separate tsconfig for release (which excludes tests)

package.json

@@ -9,7 +9,7 @@
     "test:watch": "jest src/ test/ --watch",
     "start": "node bin/make-workout.js",
     "format:js": "prettier --write src/",
-    "build": "tsc",
+    "build": "tsc --project tsconfig.release.json",
     "prepublish": "yarn build"
   },
   "main": "dist/index.js",

tsconfig.json

@@ -12,6 +12,7 @@
     "declaration": true,
   },
   "include": [
-    "src/**/*"
+    "src/**/*",
+    "test/**/*"
   ],
 }

tsconfig.release.json

@@ -0,0 +1,9 @@
+{
+  "extends": "./tsconfig.json",
+  "include": [
+    "src/**/*",
+  ],
+  "exclude": [
+    "**/*.test.ts",
+  ],
+}