Merge pull request #262 from pkgw/engine-webpack

ESM+webpackification of the engine code

engine/.eslintrc.js

@@ -1,16 +1,27 @@
 module.exports = {
   root: true,
   env: {
-    node: true
+    browser: true,
+    es6: true,
   },
   extends: [
     "eslint:recommended"
   ],
   parserOptions: {
-    ecmaVersion: 2020
+    ecmaVersion: 2020,
+    sourceType: "module"
+  },
+  globals: {
+    globalThis: true, // eventually aim to remove this
   },
   rules: {
     "no-console": process.env.NODE_ENV === "production" ? "warn" : "off",
-    "no-debugger": process.env.NODE_ENV === "production" ? "warn" : "off"
+    "no-debugger": process.env.NODE_ENV === "production" ? "warn" : "off",
+    // Temporary while we get the codebase up to speed:
+    "no-constant-condition": "off",
+    "no-empty": "off",
+    "no-extra-boolean-cast": "off",
+    "no-redeclare": "off",
+    "no-unused-vars": "off",
   }
 };

engine/.gitignore

@@ -1,6 +1,6 @@
 /src/index.js
+/src/index.js.map
 /src/index.min.js
+/src/index.min.js.LICENSE.txt
 /tests/results.xml
 /tsconfig.tsbuildinfo
-/wwtlib/bin/
-/wwtlib/obj/