28a2e42c41
Add quality.sh (bash), quality.ps1 (PowerShell), and fix_format.sh for automated GDScript quality checking. Includes: - gdformat --check (formatting gate) - gdlint (lint rules) - godot --headless project validation (with 30s timeout) - Optional GUT test support - --changed mode for checking only modified .gd files - Compact summary output with NEXT FIX suggestions - Full logs saved to logs/quality/latest/ Add docs/local_quality_gate.md with setup and usage instructions.