perf($TypeScript): fully upgrade dependencies and performance

.eslintignore

@@ -0,0 +1,6 @@
+# don't ever lint node_modules
+node_modules
+# don't lint build output (make sure it's set to your correct build folder name)
+dist
+# don't lint nyc coverage output
+coverage

.eslintrc.js

@@ -0,0 +1,48 @@
+module.exports = {
+  root: true,
+  parser: '@typescript-eslint/parser',
+  plugins: [
+    '@typescript-eslint',
+  ],
+  extends: [
+    'eslint:recommended',
+    'plugin:@typescript-eslint/recommended'
+  ],
+  env: {
+    browser: false,
+    node: true,
+    es6: true
+  },
+
+  rules: {
+    'space-before-function-paren': [
+      2,
+      'always'
+    ],
+
+    'indent': 'off',
+    '@typescript-eslint/indent': ['error', 2],
+
+    '@typescript-eslint/member-delimiter-style': ['error', {
+      multiline: {
+        delimiter: 'none',
+        requireLast: false
+      },
+      singleline: {
+        delimiter: 'semi',
+        requireLast: false
+      }
+    }],
+
+    'semi': 'off',
+    '@typescript-eslint/semi': ['error', 'never'],
+
+    '@typescript-eslint/no-explicit-any': [0],
+
+    'prefer-const': 2,
+    'object-curly-spacing': [2, 'always', { objectsInObjects: false }],
+    'array-bracket-spacing': [2, 'never'],
+    'no-unused-vars': 'error',
+    'yoda': 'off'
+  }
+}