Initial commit — Stupid Simple Network Inventory

Application web d'inventaire réseau manuel avec FastAPI, Vue 3 et Docker.
Inclut l'authentification JWT, la découverte ICMP, et la topologie en cards CSS.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

backend/database.py

@@ -0,0 +1,35 @@
+import sqlite3
+
+from sqlalchemy import create_engine, event
+from sqlalchemy.engine import Engine
+from sqlalchemy.orm import sessionmaker, declarative_base
+import os
+
+os.makedirs("data", exist_ok=True)
+
+_DATABASE_URL = os.environ.get("DATABASE_URL", "sqlite:///./data/topology.db")
+
+engine = create_engine(
+    _DATABASE_URL,
+    connect_args={"check_same_thread": False}
+)
+
+
+@event.listens_for(Engine, "connect")
+def _set_sqlite_pragma(dbapi_conn, _record):
+    if isinstance(dbapi_conn, sqlite3.Connection):
+        cursor = dbapi_conn.cursor()
+        cursor.execute("PRAGMA foreign_keys=ON")
+        cursor.close()
+
+
+SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
+Base = declarative_base()
+
+
+def get_db():
+    db = SessionLocal()
+    try:
+        yield db
+    finally:
+        db.close()