chore(react): migrate to eslint, add prettier (#26633)

.github/workflows/actions/build-react/action.yml

@@ -12,7 +12,7 @@ runs:
         path: ./core
         filename: CoreBuild.zip
     - name: Install React Dependencies
-      run: npm install --legacy-peer-deps
+      run: npm ci
       shell: bash
       working-directory: ./packages/react
     - name: Sync

packages/react/.eslintignore

@@ -0,0 +1,2 @@
+**/__tests__/
+**/components/react-component-lib/

packages/react/.eslintrc.js

@@ -0,0 +1,26 @@
+module.exports = {
+  "env": {
+    "browser": true,
+    "es6": true,
+    "node": true
+  },
+  "extends": [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/recommended",
+    "@ionic/eslint-config/recommended"
+  ],
+  "parser": "@typescript-eslint/parser",
+  "parserOptions": {
+    "project": "tsconfig.json",
+    "sourceType": "module"
+  },
+  "plugins": [
+    "@typescript-eslint",
+  ],
+  "rules": {
+    "@typescript-eslint/explicit-module-boundary-types": "off",
+    "@typescript-eslint/no-non-null-assertion": "off",
+    "@typescript-eslint/prefer-optional-chain": "off",
+    "@typescript-eslint/ban-types": "off"
+  }
+};

packages/react/.prettierignore

@@ -2,3 +2,5 @@ dist
 dist-transpiled
 *.md
 build
+proxies.ts
+react-component-lib