chore: add eslint and plugins

.eslintignore

@@ -0,0 +1,5 @@
+# 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
+docs

.eslintrc.js

@@ -0,0 +1,15 @@
+module.exports = {
+  root: true,
+  parser: "@typescript-eslint/parser",
+  plugins: ["@typescript-eslint", "jest", "jsx-a11y"],
+  extends: [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/recommended",
+    "plugin:react-hooks/recommended",
+    "eslint:recommended",
+    "plugin:react/recommended",
+    "plugin:react/jsx-runtime",
+    "plugin:import/recommended",
+    "plugin:import/typescript",
+  ],
+};

package.json

@@ -24,10 +24,18 @@
     "@types/react": "^17.0.0",
     "@types/react-dom": "^17.0.0",
     "@types/use-position": "^0.0.0",
+    "@typescript-eslint/eslint-plugin": "^5.7.0",
+    "@typescript-eslint/parser": "^5.7.0",
     "@vitejs/plugin-react": "^1.0.0",
+    "eslint": "^8.4.1",
+    "eslint-plugin-import": "^2.25.3",
+    "eslint-plugin-jest": "^25.3.0",
+    "eslint-plugin-jsx-a11y": "^6.5.1",
+    "eslint-plugin-react": "^7.27.1",
+    "eslint-plugin-react-hooks": "^4.3.0",
     "husky": "^7.0.4",
     "release-it": "^14.11.8",
-    "typescript": "^4.3.2",
+    "typescript": "^4.5.4",
     "vite": "^2.6.4",
     "vite-plugin-pwa": "^0.11.10"
   }