update 2, 2026-09-19 — Nuclear Design Bureau Steam update #5647578

1. Directive 1-2 no longer sits silent after DETONATE; the lesson pauses when the yield settles. 2. Directive 1-2: two-cell relief bore in the gun barrel, and a step that teaches the eraser. 3. Gunpowder no longer fires on its own. Ignition starts at the primer. 4. All campaign directives, the Field Manual, material descriptions, achievements and settings text were rewritten. 5. Field Manual diagrams replaced: seven captures from real shots, four public-domain plates. 6. Settings no longer show window-debugging notes. 7. A challenge finished with RESET now completes. 8. A failed safety-check roll no longer refuses the same drawing until restart. DETONATE re-runs the check. 9. RESET no longer clears the telemetry graphs. 10. Readouts mark thousands with a lowercase k, so 212,000 K no longer prints as 212.0K. 11. The time label on a filling graph sits under the last sample. 12. Releasing t...