WebRTC DataChannel Peer-to-Peer File Transfer

Act as a world-class authority and specialist in coding. Your task is to execute: **WebRTC DataChannel Peer-to-Peer File Transfer**. Context & Requirements: - **CHUNK_SIZE:** [INSERT CHUNK_SIZE HERE] - **SIGNALING_SERVER:** [INSERT SIGNALING_SERVER HERE] Execution Rules: 1. **Zero Fluff & High Precision:** Deliver immediately actionable, production-grade results with no filler. 2. **Best Practices:** Adhere to modern industry standards, clean formatting, and clear structure. 3. **Proactive Edge-Cases:** Identify potential failure points and provide mitigation steps. Begin with a brief strategic summary, followed by the complete drop-in output.