TY CONF TI CI/CD PIPELINE MODELING AND RELEASE TIME OPTIMIZATION KW CI/CD KW pipeline KW DORA KW metrics KW release time KW testing KW automation KW deployment KW modeling KW queues JO MODELING INFORMATION SYSTEMS AND TECHNOLOGIES – 2026 AU Buzdin, V.E. AU Anikeev, E.A. AU Lozovskii, M.I. PY 2026 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov