chore: Run linters on staged files only (#6347)

- This PR speeds up the pre-commit hook to lint only the staged files instead of running it across all files as it does now.

.husky/pre-commit

@@ -1,5 +1,11 @@
 #!/bin/sh
 . "$(dirname "$0")/_/husky.sh"
-npm run eslint
-bundle exec rubocop -a
-git add
+
+# lint js and vue files
+npx --no-install lint-staged
+
+# lint only staged ruby files
+git diff --name-only --cached | xargs ls -1 2>/dev/null | grep '\.rb$' | xargs bundle exec rubocop -a
+
+# stage rubocop changes to files
+git diff --name-only --cached | xargs git add

package.json

@@ -122,7 +122,6 @@
   },
   "husky": {
     "hooks": {
-      "pre-commit": "lint-staged",
       "pre-push": "sh bin/validate_push"
     }
   },
@@ -138,10 +137,6 @@
       "eslint --fix",
       "git add"
     ],
-    "!(*schema).rb": [
-      "bundle exec rubocop -a",
-      "git add"
-    ],
     "*.scss": [
       "scss-lint"
     ]