Initial Seg Data Server Net platform

scripts/init_git_lfs.sh

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+#!/usr/bin/env bash
+set -euo pipefail
+
+if ! command -v git-lfs >/dev/null 2>&1 && ! git lfs version >/dev/null 2>&1; then
+  echo "git-lfs is not installed on this host." >&2
+  echo "Install git-lfs or publish weights through Gitea releases/packages." >&2
+  exit 1
+fi
+
+git lfs install
+git lfs track "*.pt" "*.pth" "*.onnx" "*.engine"
+git add .gitattributes
+

scripts/run_backend.sh

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+#!/usr/bin/env bash
+set -euo pipefail
+
+ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+BACKEND_ENV="${SEG_BACKEND_CONDA_ENV:-seg_server}"
+HOST="${SEG_BACKEND_HOST:-0.0.0.0}"
+PORT="${SEG_BACKEND_PORT:-8000}"
+
+cd "${ROOT_DIR}"
+exec conda run -n "${BACKEND_ENV}" uvicorn app.main:app --app-dir backend --host "${HOST}" --port "${PORT}" --reload
+

scripts/run_frontend.sh

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+#!/usr/bin/env bash
+set -euo pipefail
+
+ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+cd "${ROOT_DIR}/frontend"
+npm install
+exec npm run dev -- --host 0.0.0.0
+

scripts/sync_weights.py

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+#!/usr/bin/env python3
+from __future__ import annotations
+
+import argparse
+import sys
+from pathlib import Path
+
+ROOT = Path(__file__).resolve().parents[1]
+BACKEND = ROOT / "backend"
+sys.path.insert(0, str(BACKEND))
+
+from app.modules.weights.service import sync_weights  # noqa: E402
+
+
+def main() -> None:
+    parser = argparse.ArgumentParser(description="Sync Seg weight files into Seg_Data_Server_Net/weights.")
+    parser.add_argument("--mode", choices=["copy", "reflink", "hardlink"], default="copy")
+    parser.add_argument("--hash", action="store_true", help="calculate sha256 for every copied weight")
+    parser.add_argument("--no-skip-existing", action="store_true", help="recopy files even when size matches")
+    args = parser.parse_args()
+    manifest = sync_weights(
+        mode=args.mode,
+        hash_files=args.hash,
+        skip_existing=not args.no_skip_existing,
+    )
+    total_gb = manifest["total_bytes"] / 1024 / 1024 / 1024
+    print(f"synced {manifest['count']} weights, total {total_gb:.2f} GB")
+    print("manifest:", ROOT / "weights" / "manifest.json")
+
+
+if __name__ == "__main__":
+    main()
+