Fingerprints — Find-CurseForgeFingerprint (exact match)

[MariusStorhaug]

Parent: #9

Implement Find-CurseForgeFingerprint for exact fingerprint matching with supporting classes.

Acceptance criteria:

• Find-CurseForgeFingerprint accepts an array of fingerprints (int64)
• Optional -GameId parameter scopes to a specific game
• Returns typed result with ExactMatches, PartialMatches, UnmatchedFingerprints
• CurseForgeFingerprintMatch class: Id, File, LatestFiles
• CurseFingerprintMatchResult class: IsCacheBuilt, ExactMatches, ExactFingerprints, PartialMatches, PartialMatchFingerprints, InstalledFingerprints, UnmatchedFingerprints
• Unit tests cover match and no-match scenarios

---

• Create src/classes/public/CurseForgeFingerprintMatch.ps1
• Create src/classes/public/CurseForgeFingerprintMatchResult.ps1
• Create src/functions/public/Fingerprints/Find-CurseForgeFingerprint.ps1 — POST /v1/fingerprints and POST /v1/fingerprints/{gameId}
• Create tests/Fingerprints/Find-CurseForgeFingerprint.Tests.ps1