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>

frontend/src/auth.js

@@ -0,0 +1,31 @@
+import { ref, computed } from 'vue'
+
+const _token     = ref(localStorage.getItem('auth_token')     || null)
+const _username  = ref(localStorage.getItem('auth_username')  || null)
+const _mustChange = ref(localStorage.getItem('auth_mustchange') === 'true')
+
+export const isAuthenticated    = computed(() => !!_token.value)
+export const currentUsername    = computed(() => _username.value)
+export const mustChangePassword = computed(() => _mustChange.value)
+
+export function setAuth(token, username, mustChange = false) {
+  _token.value     = token
+  _username.value  = username
+  _mustChange.value = mustChange
+  localStorage.setItem('auth_token',     token)
+  localStorage.setItem('auth_username',  username)
+  localStorage.setItem('auth_mustchange', String(mustChange))
+}
+
+export function clearAuth() {
+  _token.value     = null
+  _username.value  = null
+  _mustChange.value = false
+  localStorage.removeItem('auth_token')
+  localStorage.removeItem('auth_username')
+  localStorage.removeItem('auth_mustchange')
+}
+
+export function getToken() {
+  return _token.value
+}