Add simple-git-hooks, lint-staged;

Remove eslint from circleci
Add .prettiertc, .eslintignore, .prettierignore

.circleci/config.yml

@@ -121,15 +121,6 @@ jobs:
       - store_test_results:
           path: ~/rspec
 
-  eslint:
-      executor: basic-executor
-      steps:
-        - attach_workspace:
-            at: '~/orangelight'
-        - run: 
-            name: Run eslint
-            command: yarn run eslint app/javascript/orangelight/availability.es6
-
   js_tests:
       executor: basic-executor
       steps:
@@ -178,9 +169,6 @@ workflows:
       - erblint:
          requires:
           - build
-      - eslint:
-         requires:
-          - build
       - js_tests:
          requires:
           - build

.eslintignore

@@ -0,0 +1,7 @@
+node_modules
+.gitignore
+tmp
+vendor
+public
+docs
+solr

.eslintrc

@@ -1,6 +1,9 @@
 {
   "parser": "@babel/eslint-parser",
-  "extends": "eslint:recommended",
+  "extends": [
+    "eslint:recommended",
+    "prettier"
+  ],
   "env": {
     "browser": true,
     "node": true,

.prettierignore

@@ -0,0 +1,9 @@
+node_modules
+.gitignore
+spec
+tmp
+vendor
+public
+docs
+solr
+config

.prettierrc

@@ -0,0 +1,6 @@
+semi: false
+singleQuote: true
+printWidth: 80
+trailingComma: 'none'
+arrowParens: 'avoid'
+

package.json

@@ -18,17 +18,33 @@
     "babel-jest": "^29.4.0",
     "babel-plugin-macros": "^3.1.0",
     "eslint": "8.27.0",
+    "eslint-config-prettier": "^9.0.0",
+    "eslint-plugin-prettier": "^5.0.1",
     "jest": "^29.4.0",
     "jquery": "3.5.1",
+    "lint-staged": "^15.1.0",
     "postcss-cssnext": "^3.1.1",
     "postcss-import": "^15.1.0",
+    "prettier": "^3.1.0",
+    "simple-git-hooks": "^2.9.0",
     "vite": "^4.3.0",
     "vite-plugin-ruby": "^3.2.0"
   },
+  "simple-git-hooks": {
+    "pre-commit": "yarn lint-staged"
+  },
+  "lint-staged": {
+    "*.js": [
+      "prettier --write",
+      "eslint"
+    ]
+  },
   "scripts": {
     "test": "jest",
     "test:debug": "node --inspect node_modules/.bin/jest --runInBand",
-    "eslint": "eslint"
+    "lint": "eslint --fix --ext .js, app/* --fix",
+    "format": "prettier . --write",
+    "prepare": "simple-git-hooks"
   },
   "jest": {
     "verbose": true,