Big rework to use esbild

.eslintrc.json

@@ -1,24 +1,68 @@
 {
-  "plugins": [
-    "react",
-    "react-hooks"
-  ],
+  "env": {
+    "browser": true,
+    "es2021": true
+  },
+  "globals": {
+    "_VER_": false,
+    "_DEV_": false
+  },
   "extends": [
-    "standard",
     "eslint:recommended",
-    "plugin:react/recommended"
+    "plugin:react/all",
+    "plugin:react-hooks/recommended",
+    "standard"
   ],
-  "parser": "babel-eslint",
   "parserOptions": {
-    "ecmaVersion": 2017,
-    "sourceType": "module",
     "ecmaFeatures": {
       "jsx": true
-    }
+    },
+    "ecmaVersion": 12,
+    "sourceType": "module"
+  },
+  "plugins": [
+    "react",
+    "react-hooks"
+  ],
+  "settings": {
+    "react": { "version": "detect" }
   },
   "rules": {
-    "react-hooks/rules-of-hooks": "error",
-    "react-hooks/exhaustive-deps": "warn",
+    // Disable some of the react rules
+    "react/jsx-newline": "off",
+    "react/jsx-max-depth": "off",
+    "react/jsx-curly-brace-presence": "off",
+    "react/jsx-sort-default-props": "off",
+    "react/jsx-props-no-spreading": "off",
+    "react/jsx-max-props-per-line": "off",
+    "react/jsx-sort-props": "off",
+    "react/jsx-no-bind": "off",
+    "react/jsx-fragments": "off",
+    "react/require-optimization": "off",
+    "react/sort-prop-types": "off",
+    "react/sort-comp": "off",
+    "react/static-property-placement": "off",
+    "react/no-array-index-key": "off",
+    "react/no-multi-comp": "off",
+    "react/jsx-no-literals": "off",
+
+    // Lower some react rules to be warnings
+    "react/jsx-indent": ["warn", 2],
+    "react/jsx-indent-props": ["warn", 2],
+    "react/jsx-one-expression-per-line": ["warn", { "allow": "single-child" }],
+    "react/jsx-first-prop-new-line": "warn",
+    "react/jsx-curly-newline": "warn",
+    "react/jsx-tag-spacing": "warn",
+    "react/jsx-handler-names": "warn",
+    "react/jsx-closing-tag-location": "warn",
+    "react/jsx-closing-bracket-location": "warn",
+    "react/jsx-curly-spacing": "warn",
+    "react/forbid-component-props": ["warn", { "forbid": ["style"] }],
+    "react/destructuring-assignment": "warn",
+    "react/require-default-props": "warn",
+
+    // Convert many standard.js rules to warnings instead of errors
+    "default-case-last": "warn",
     "import/no-unresolved": [2],
     "indent": "warn",
     "quotes": "warn",
@@ -31,6 +75,7 @@
     "brace-style": "warn",
     "curly": "warn",
     "no-multiple-empty-lines": "warn",
+    "no-throw-literal": "off",
     "operator-linebreak": "warn",
     "one-var": "warn",
     "no-cond-assign": "warn",
@@ -52,13 +97,13 @@
     "no-tabs": "warn",
     "no-trailing-spaces": "warn",
     "padded-blocks": "warn",
-    "semi": [ "warn", "never" ],
+    "semi": ["warn", "never"],
     "semi-spacing": "warn",
     "space-before-blocks": "warn",
     "space-in-parens": "warn",
     "space-unary-ops": "warn",
     "spaced-comment": "warn",
     "template-curly-spacing": "warn",
-    "yoda": "warn"
+    "yoda": "warn"    
   }
-}
+}

build.js

@@ -0,0 +1,50 @@
+// Import esbuild
+import ESBuild from 'esbuild'
+
+// Is server requested?
+const serve = process.argv.some((arg) => (arg.toLowerCase() === 'serve'))
+
+// Is this a dev build?
+const _DEV_ = process.argv.some((arg) => (arg.toLowerCase() === 'dev'))
+
+// esbuild options
+const options = {
+  // List of all separate entry points
+  entryPoints: [
+    './src/main.jsx'
+  ],
+
+  // Configure output location and names
+  outdir: './public',
+  entryNames: '/[name]',
+
+  // Configure output types
+  bundle: true,
+  sourcemap: _DEV_,
+  minify: (!_DEV_),
+
+  // Define important variables
+  define: {
+    _VER_: `"${process.env.npm_package_version}"`,
+    _DEV_,
+    'process.env.NODE_ENV': (_DEV_ ? '"development"' : '"production"')
+  }
+}
+
+// Start up server if requested
+if (serve) {
+  ESBuild.serve({ port: 3000, servedir: 'public' }, options)
+    .then(server => {
+      console.log(`Serving dev code at ${server.host}:${server.port}`)
+    })
+    .catch(() => {
+      process.exit(1)
+    })
+} else {
+  // Attempt to build
+  ESBuild.build(options).catch(
+    () => {
+      process.exit(1)
+    }
+  )
+}