Refactor database error handling across repositories to use IntoDbResult for improved error management

- Updated PgNotificationRepository to utilize IntoDbResult for error handling in various methods.
- Refactored PgRemoteActorRepository to replace manual error mapping with IntoDbResult.
- Modified PgRemoteActorConnectionRepository to implement IntoDbResult for error handling.
- Adjusted PgTagRepository to use IntoDbResult for consistent error management.
- Introduced test_helpers module for seeding users and thoughts in tests.
- Enhanced PgThoughtRepository to leverage IntoDbResult for error handling.
- Updated PgTopFriendRepository to utilize IntoDbResult for error management.
- Refactored PgUserRepository to implement IntoDbResult for error handling.
- Added constants for pagination defaults in requests.
- Introduced MAX_TOP_FRIENDS constant for top friends validation.
- Refactored JWT expiration time to use a constant.
- Improved rate limiter configuration with constants for better readability.
- Added utility methods for FollowState and Visibility enums for string conversions.
- Introduced maximum length constants for Username, Email, and Content value objects.
- Cleaned up test modules by removing redundant code and utilizing a shared testing state.

crates/adapters/activitypub-base/src/actors.rs

@@ -91,6 +91,29 @@ pub struct Person {
     attachment: Vec<ProfileFieldObject>,
 }
 
+struct ActorUrls {
+    ap_id: Url,
+    inbox_url: Url,
+    shared_inbox_url: Option<Url>,
+    outbox_url: Url,
+    followers_url: Url,
+    following_url: Url,
+}
+
+impl ActorUrls {
+    fn build(base_url: &str, user_id: uuid::Uuid) -> Self {
+        let ap_id = crate::urls::actor_url(base_url, user_id);
+        Self {
+            inbox_url: Url::parse(&format!("{}/inbox", &ap_id)).expect("valid url"),
+            shared_inbox_url: Url::parse(&format!("{}/inbox", base_url)).ok(),
+            outbox_url: Url::parse(&format!("{}/outbox", &ap_id)).expect("valid url"),
+            followers_url: Url::parse(&format!("{}/followers", &ap_id)).expect("valid url"),
+            following_url: Url::parse(&format!("{}/following", &ap_id)).expect("valid url"),
+            ap_id,
+        }
+    }
+}
+
 pub async fn get_local_actor(
     user_id: uuid::Uuid,
     data: &Data<FederationData>,
@@ -117,12 +140,14 @@ pub async fn get_local_actor(
         }
     };
 
-    let ap_id = crate::urls::actor_url(&data.base_url, user_id);
-    let inbox_url = Url::parse(&format!("{}/inbox", &ap_id)).expect("valid inbox url");
-    let shared_inbox_url = Url::parse(&format!("{}/inbox", data.base_url)).ok();
-    let outbox_url = Url::parse(&format!("{}/outbox", &ap_id)).expect("valid outbox url");
-    let followers_url = Url::parse(&format!("{}/followers", &ap_id)).expect("valid followers url");
-    let following_url = Url::parse(&format!("{}/following", &ap_id)).expect("valid following url");
+    let ActorUrls {
+        ap_id,
+        inbox_url,
+        shared_inbox_url,
+        outbox_url,
+        followers_url,
+        following_url,
+    } = ActorUrls::build(&data.base_url, user_id);
 
     Ok(DbActor {
         user_id,
@@ -182,12 +207,14 @@ impl Object for DbActor {
             None => return Ok(None),
         };
 
-        let ap_id = crate::urls::actor_url(&data.base_url, user_id);
-        let inbox_url = Url::parse(&format!("{}/inbox", &ap_id)).expect("valid url");
-        let shared_inbox_url = Url::parse(&format!("{}/inbox", data.base_url)).ok();
-        let outbox_url = Url::parse(&format!("{}/outbox", &ap_id)).expect("valid url");
-        let followers_url = Url::parse(&format!("{}/followers", &ap_id)).expect("valid url");
-        let following_url = Url::parse(&format!("{}/following", &ap_id)).expect("valid url");
+        let ActorUrls {
+            ap_id,
+            inbox_url,
+            shared_inbox_url,
+            outbox_url,
+            followers_url,
+            following_url,
+        } = ActorUrls::build(&data.base_url, user_id);
 
         Ok(Some(DbActor {
             user_id,