feat: initial commit - oncology literature search platform

OncoLit: a multi-tenant oncology literature search, feed, and
collaboration platform. Built with FastAPI + Vue 3 + PostgreSQL.
Includes PubMed pipeline, drug approvals, AI summaries, and
systematic review tools.

tmp_refresh_citations.py

@@ -0,0 +1,19 @@
+"""Trigger full citation refresh directly on the database"""
+import asyncio
+from sqlalchemy.ext.asyncio import create_async_engine, AsyncSession
+from sqlalchemy.orm import sessionmaker
+from app.services.pubmed_api import update_citation_counts
+
+DATABASE_URL = 'postgresql+asyncpg://scilit:scilit_prod_2026@postgres:5432/scilit'
+
+async def main():
+    engine = create_async_engine(DATABASE_URL, pool_size=4)
+    async_session = sessionmaker(engine, class_=AsyncSession)
+
+    async with async_session() as db:
+        result = await update_citation_counts(db, limit=5000)
+        print(f"Updated: {result['updated']}, Total: {result['total']}, Errors: {result['errors']}")
+
+    await engine.dispose()
+
+asyncio.run(main())