Orientation of the last layer (OLL)

Make the top face one colour in one algorithm: 57 cases.
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Source: SpeedCubeDB, https://speedcubedb.com/a/3x3/OLL, retrieved 2026-10-24: case names, groups, setups and images, and the top-voted algorithms per case with their votes. Every algorithm shown was checked by the logic engine; rejected ones are listed in docs/db-exclusions.md.