Prompt Engineering Strategies for LLM-based Qualitative Coding of Psychological Safety in Software Engineering Communities: A Controlled Empirical Study. - Moaath Alshaikh; Tasneem Alshaher; Ricardo Vieira; Beatriz Silva De Santana; Clelio Xavier; José Amâncio M. Santos; Glauco de Figueiredo Carneiro; Julio C. S. P. Leite; Sávio Freire; Manoel G. Mendonça (CoRR, 2026)