ColdMock: Building an Autonomous, Zero-Cost Voice Interviewer for My College Peer

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This is a submission for the Hacktoberfest Weekend Challenge: Build for a Friend (https://dev.to/challenges/hacktoberfest-weekend-2026-10-01) What I Built I built ColdMock so he can do rapid-fire oral technical drills on his laptop without paying anything. How it works: Demo Pick your topic (like PostgreSQL Concurrency) and set either a question limit or timer. The AI speaks, you answer hands-free, and it probes your trade-offs. You get a final debrief card at the end. Code https://github.com/Subhadip956425/ColdMock How I Built It Why Open Innovation Matters The Hand-Off His reaction: Prize Ca

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