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/tests/conftest.py

@@ -0,0 +1,12 @@
+"""
+Configures a fresh in-memory SQLite database for every test session.
+DATABASE_URL must be set before any app module is imported.
+"""
+import os
+import tempfile
+
+# Must be set before importing database or main
+_tmpdb = tempfile.NamedTemporaryFile(suffix=".db", delete=False)
+_tmpdb.close()
+os.environ["DATABASE_URL"] = f"sqlite:///{_tmpdb.name}"
+os.environ.setdefault("SECRET_KEY", "test-only-secret-key-not-for-production")