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📜 WAYPOINT LESSON

Checkpoint: Files & Formats

⭐⭐ intermediate⏳ 15 min read📍 Lesson 89 of 180

Graded checkpoint: a CSV normalizer combining the scanner, records, and tolerant parsing.

Checkpoint — files & formats

You can now: separate Path from Files operations, parse CSV per the real rules, and extract JSON without a library. Prove it with a record normalizer over a CSV payload.