Tooling: Official Docker Image

[whoisjayd]

Problem Description

Python environment setup (especially with potential future audio dependencies like ffmpeg) is a barrier for non-technical users.

Proposed Solution

Provide an official Docker image for one-click usage.

Implementation Details

• Create multi-stage Dockerfile based on python:3.11-slim
• Install system dependencies (ffmpeg)
• Configure entrypoint to yt-study
• Add GitHub Action to publish to GHCR

Acceptance Criteria

• Docker image builds successfully
• User can run docker run -v $(pwd):/output yt-study process URL
• Image size is optimized

References

• Dockerfile