Initial public release

.gitignore

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+# Python
+__pycache__/
+*.py[cod]
+.venv/
+venv/
+.env
+.env.*
+!.env.example
+*.egg-info/
+.pytest_cache/
+.ruff_cache/
+
+# Node
+node_modules/
+dist/
+build/
+*.tsbuildinfo
+
+# Local source-transfer archives; preserve them outside version control.
+/frontend-src.tar.gz
+
+# Generated evidence, model output and operational snapshots stay outside Git.
+/artifacts/
+/.cache/
+/datasets/raw/*
+/datasets/processed/*
+/datasets/cache/*
+/storage/uploads/*
+/storage/tiles/*
+/storage/masks/*
+/storage/reports/*
+/storage/exports/*
+/storage/rasters/*
+/storage/models/*
+/storage/operator-data/*
+/storage/operator-evidence/*
+/storage/release-evidence/*
+/storage/previews/*
+/storage/training/*
+/storage/ultralytics/*
+/exports/*
+/models/*
+/backend/storage/uploads/*
+/backend/storage/tiles/*
+/backend/storage/masks/*
+/backend/storage/reports/*
+/backend/storage/exports/*
+/backups/*
+/postgres-data/*
+
+# Keep folder placeholders
+!**/.gitkeep
+!**/README.md
+
+# Runtime-generated operator documentation is not repository documentation.
+/storage/operator-data/README.md
+
+# OS/editor
+.DS_Store
+.vscode/
+.idea/
+
+# Local investigation scratch is never repository input.
+/.codex-input/
+/.codex-artifacts/
+/.playwright-mcp/
+/.mcp.json
+/data/