feat(auth): add oidc-client-ts UserManager with sessionStorage store

auth/oidc.ts

@@ -0,0 +1,19 @@
+import { UserManager, WebStorageStateStore, Log, type UserManagerSettings } from 'oidc-client-ts'
+
+
+const settings: UserManagerSettings = {
+authority: import.meta.env.VITE_OIDC_AUTHORITY!,
+client_id: import.meta.env.VITE_OIDC_CLIENT_ID!,
+redirect_uri: import.meta.env.VITE_OIDC_REDIRECT_URI!,
+post_logout_redirect_uri: import.meta.env.VITE_OIDC_POST_LOGOUT_REDIRECT_URI!,
+response_type: 'code',
+scope: 'openid profile email',
+loadUserInfo: true,
+automaticSilentRenew: true,
+silent_redirect_uri: import.meta.env.VITE_OIDC_SILENT_REDIRECT_URI!,
+userStore: new WebStorageStateStore({ store: window.sessionStorage }),
+}
+
+
+if (import.meta.env.DEV) Log.setLogger(console)
+export const userManager = new UserManager(settings)