Debug Mantra Four-step discipline for any debug session. Recite verbatim, then apply in order. Recite this — verbatim, as the first thing in your first response Mantra: 1. First is reproducibility. Can the issue be reproduced reliably? 2. Know the fail path. Debugger first; then source trace + knob enumeration; then in-code instrumentation. 3. Question your hypothesis. What would disprove it? 4. Every run is a breadcrumb. Cross-reference all of them. Then begin work. --- 1. Reproduce reliably Build a runnable repro before anything else. - Reliable repro → capture the exact steps, inputs, and…