v1.0.0

What's Changed

• Add idempotent .NET SDK bootstrap for Cloud Agent environment by @tom4711 in #1
• feat: Phase 0–5 — TrainArena MVP + Docker Compose by @tom4711 in #3
• feat: PowerUps v1.1 — jokers, arena events, streak economy by @tom4711 in #5
• ci: GitHub Actions for test and docker build by @tom4711 in #6
• feat: Auto-Advance after Leaderboard by @tom4711 in #7
• polish: Host/Player UX round 1 by @tom4711 in #8
• feat: Power-Up activate / effect / consume animations by @tom4711 in #9
• feat: Störimpuls (Angriff) + Schild-Block mit Arena-FX by @tom4711 in #10
• docs: README auf Stand nach Auto-Advance & Störimpuls bringen by @tom4711 in #11
• docs: README-Screenshots Host + Player by @tom4711 in #12
• TrainArena Banner & Logo — Branding-Set (Spec) by @tom4711 in #13
• feat: Variable Fragetypen (Wahr/Falsch + MC 2–6) by @tom4711 in #14
• feat: Host Fragen-Review am Finale by @tom4711 in #15
• Self-contained Release-Pipeline (win / linux / mac) by @tom4711 in #16
• fix: Release-Workflow — MinVer erst nach restore by @tom4711 in #17

Full Changelog: https://github.com/tom4711/trainarena/commits/v1.0.0