tsc: fix builds & fix type errors

package.json

@@ -21,19 +21,19 @@
     "engine-requirements.js"
   ],
   "scripts": {
-    "build:all": "tsc && typedoc",
+    "build:all": "yarn build && yarn build:docs",
     "build:docs": "typedoc",
-    "build:tsc": "tsc",
+    "build": "tsc -P tsconfig.build.json",
     "changelog:last": "conventional-changelog -p angular -r 2",
     "changelog:preview": "conventional-changelog -p angular -u",
     "changelog:update": "conventional-changelog -p angular -i CHANGELOG.md -s -r 0",
     "example": "tsx ./Example/example.ts",
     "gen:protobuf": "sh WAProto/GenerateStatics.sh",
     "format": "prettier --write \"src/**/*.{ts,js,json,md}\"",
-    "lint": "eslint src --ext .js,.ts",
+    "lint": "tsc && eslint src --ext .js,.ts",
     "lint:fix": "yarn format && yarn lint --fix",
-    "prepack": "tsc",
-    "prepare": "tsc",
+    "prepack": "yarn build",
+    "prepare": "yarn build",
     "preinstall": "node ./engine-requirements.js",
     "release": "release-it",
     "test": "jest"