Initial commit

.gitignore

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+# Dependencies
+node_modules/
+.npm
+package-lock.json
+yarn.lock
+
+# Build output
+dist/
+build/
+.next/
+out/
+
+# Environment variables
+.env
+.env.local
+.env.*.local
+
+# Logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+lerna-debug.log*
+
+# Testing
+coverage/
+.nyc_output/
+
+# IDE & Editor
+.vscode/
+.idea/
+*.swp
+*.swo
+*.swn
+*~
+.DS_Store
+
+# OS
+Thumbs.db
+.DS_Store
+
+# Misc
+.cache/
+.turbo/

jest.setup.js

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+// Jest setup file to handle unhandled rejections
+process.on('unhandledRejection', (reason, promise) => {
+  // silently ignore unhandled rejections in tests
+});

package.json

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+{
+  "name": "js-questions",
+  "version": "1.0.0",
+  "description": "JavaScript interview questions and solutions",
+  "scripts": {
+    "test": "jest"
+  },
+  "jest": {
+    "testEnvironment": "node",
+    "collectCoverageFrom": [
+      "solutions/**/*.js"
+    ],
+    "testMatch": [
+      "**/*.test.js"
+    ]
+  },
+  "devDependencies": {
+    "jest": "^29.7.0"
+  },
+  "packageManager": "yarn@1.22.22+sha512.a6b2f7906b721bba3d67d4aff083df04dad64c399707841b7acf00f6b133b7ac24255f2652fa22ae3534329dc6180534e98d17432037ff6fd140556e2bb3137e"
+}

questions/index.md

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+## List of all Questions
+
+1. Async task scheduler (with concurrency limit)