Supabase was integrated to store articles, article editor is standardized editor using react component

backend/seed_supabase.py

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+from __future__ import annotations
+
+import json
+import os
+from pathlib import Path
+
+from dotenv import load_dotenv
+from supabase import create_client
+
+
+BASE_DIR = Path(__file__).resolve().parent
+
+
+def main() -> None:
+    load_dotenv(BASE_DIR / ".env")
+    url = os.getenv("SUPABASE_URL", "").strip()
+    key = (
+        os.getenv("SUPABASE_SECRET_KEY", "").strip()
+        or os.getenv("SUPABASE_SERVICE_ROLE_KEY", "").strip()
+    )
+    table = os.getenv("SUPABASE_ARTICLES_TABLE", "articles").strip()
+    if not url or not key:
+        raise SystemExit("Add SUPABASE_URL and SUPABASE_SECRET_KEY to backend/.env first.")
+
+    posts = json.loads((BASE_DIR / "data" / "posts.json").read_text(encoding="utf-8"))
+    response = create_client(url, key).table(table).upsert(posts, on_conflict="slug").execute()
+    print(f"Seeded {len(response.data or [])} articles into {table}.")
+
+
+if __name__ == "__main__":
+    main()