"fix: add family to authorized_families on create and OAuth login

backend/src/routes/family.rs

@@ -221,6 +221,7 @@ pub struct CreateMyFamilyResponse {
 )]
 pub async fn create_my_family(
     auth_session: AuthSession<AuthBackend>,
+    session: Session,
     State(db): State<DatabaseConnection>,
     Json(payload): Json<CreateMyFamilyRequest>,
 ) -> Result<Json<CreateMyFamilyResponse>, StatusCode> {
@@ -247,6 +248,17 @@ pub async fn create_my_family(
         .await
         .map_err(|_| StatusCode::INTERNAL_SERVER_ERROR)?;
 
+    let mut authorized_families: Vec<i32> = session
+        .get("authorized_families")
+        .await
+        .unwrap_or(None)
+        .unwrap_or_default();
+    authorized_families.push(family.id);
+    session
+        .insert("authorized_families", authorized_families)
+        .await
+        .map_err(|_| StatusCode::INTERNAL_SERVER_ERROR)?;
+
     Ok(Json(CreateMyFamilyResponse {
         family_id: family.id,
         user_id: current_user.id,