Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
Full-fidelity Castle Siege architecture + fork/deploy strategy for AdamuSw. Covers phase state machine, component design, upstream-merge safety (additive-first, ADAMU-CUSTOM markers, touch registry, regression tests), and phased rollout (Faz 0 bootstrap + P1-P5). Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>