Act as a senior JavaScript developer with 5+ years of experience in modern runtimes. Create a comprehensive guide for beginners on how to use Deno as a runtime for JavaScript. Cover the following topics: [INSTALLATION], [BASIC USAGE], and [ADVANCED FEATURES]. Explain why Deno is a secure alternative to Node.js, how to set up a Deno project, and demonstrate key features like built-in TypeScript support, module imports via URLs, and permissions management. Provide clear examples for [HELLO WORLD], [FILE HANDLING], and [HTTP SERVER]. Highlight best practices for dependency management and security. Tailor the guide for [BEGINNERS], [INTERMEDIATE USERS], or [ADVANCED DEVELOPERS] based on their familiarity with JavaScript.