Refactor handlers and OpenAPI documentation for improved readability and consistency

- Reorganized imports in health, notifications, social, thoughts, and users handlers for clarity.
- Updated function signatures in handlers to improve readability by aligning parameters.
- Enhanced JSON response formatting in notifications and thoughts handlers.
- Improved error handling in user-related functions.
- Refactored OpenAPI documentation to maintain consistent formatting and structure.
- Cleaned up unnecessary code and comments across various files.
- Ensured consistent use of `Arc` for shared state in AppState and WorkerHandlers.

crates/presentation/src/openapi/api_keys.rs

@@ -1,5 +1,8 @@
+use api_types::{
+    requests::CreateApiKeyRequest,
+    responses::{ApiKeyResponse, CreatedApiKeyResponse},
+};
 use utoipa::OpenApi;
-use api_types::{requests::CreateApiKeyRequest, responses::{ApiKeyResponse, CreatedApiKeyResponse}};
 
 #[derive(OpenApi)]
 #[openapi(

crates/presentation/src/openapi/auth.rs

@@ -1,9 +1,15 @@
+use api_types::{
+    requests::{LoginRequest, RegisterRequest},
+    responses::{AuthResponse, ErrorResponse},
+};
 use utoipa::OpenApi;
-use api_types::{requests::{LoginRequest, RegisterRequest}, responses::{AuthResponse, ErrorResponse}};
 
 #[derive(OpenApi)]
 #[openapi(
-    paths(crate::handlers::auth::post_register, crate::handlers::auth::post_login),
+    paths(
+        crate::handlers::auth::post_register,
+        crate::handlers::auth::post_login
+    ),
     components(schemas(RegisterRequest, LoginRequest, AuthResponse, ErrorResponse))
 )]
 pub struct AuthDoc;

crates/presentation/src/openapi/feed.rs

@@ -1,13 +1,11 @@
 use utoipa::OpenApi;
 
 #[derive(OpenApi)]
-#[openapi(
-    paths(
-        crate::handlers::feed::home_feed,
-        crate::handlers::feed::public_feed,
-        crate::handlers::feed::search_handler,
-        crate::handlers::feed::user_thoughts_handler,
-        crate::handlers::feed::tag_thoughts_handler,
-    ),
-)]
+#[openapi(paths(
+    crate::handlers::feed::home_feed,
+    crate::handlers::feed::public_feed,
+    crate::handlers::feed::search_handler,
+    crate::handlers::feed::user_thoughts_handler,
+    crate::handlers::feed::tag_thoughts_handler,
+))]
 pub struct FeedDoc;

crates/presentation/src/openapi/mod.rs

@@ -9,8 +9,8 @@ mod users;
 
 use axum::Router;
 use utoipa::{
-    Modify, OpenApi,
     openapi::security::{ApiKey, ApiKeyValue, Http, HttpAuthScheme, SecurityScheme},
+    Modify, OpenApi,
 };
 use utoipa_scalar::{Scalar, Servable};
 use utoipa_swagger_ui::SwaggerUi;

crates/presentation/src/openapi/social.rs

@@ -1,5 +1,5 @@
-use utoipa::OpenApi;
 use api_types::requests::SetTopFriendsRequest;
+use utoipa::OpenApi;
 
 #[derive(OpenApi)]
 #[openapi(

crates/presentation/src/openapi/thoughts.rs

@@ -1,5 +1,8 @@
+use api_types::{
+    requests::{CreateThoughtRequest, EditThoughtRequest},
+    responses::ErrorResponse,
+};
 use utoipa::OpenApi;
-use api_types::{requests::{CreateThoughtRequest, EditThoughtRequest}, responses::ErrorResponse};
 
 #[derive(OpenApi)]
 #[openapi(

crates/presentation/src/openapi/users.rs

@@ -1,5 +1,8 @@
+use api_types::{
+    requests::UpdateProfileRequest,
+    responses::{ErrorResponse, UserResponse},
+};
 use utoipa::OpenApi;
-use api_types::{requests::UpdateProfileRequest, responses::{UserResponse, ErrorResponse}};
 
 #[derive(OpenApi)]
 #[openapi(