feat: implement friends API with routes to get friends list and update thought visibility logic

thoughts-backend/doc/src/friends.rs

@@ -0,0 +1,12 @@
+use utoipa::OpenApi;
+
+use api::models::{ApiErrorResponse, ParamsErrorResponse};
+use api::routers::friends::*;
+use models::schemas::user::{UserListSchema, UserSchema};
+
+#[derive(OpenApi)]
+#[openapi(
+    paths(get_friends_list,),
+    components(schemas(UserListSchema, ApiErrorResponse, ParamsErrorResponse, UserSchema))
+)]
+pub(super) struct FriendsApi;

thoughts-backend/doc/src/lib.rs

@@ -9,6 +9,7 @@ use utoipa_swagger_ui::SwaggerUi;
 mod api_key;
 mod auth;
 mod feed;
+mod friends;
 mod root;
 mod tag;
 mod thought;
@@ -24,6 +25,7 @@ mod user;
         (path = "/thoughts", api = thought::ThoughtApi),
         (path = "/feed", api = feed::FeedApi),
         (path = "/tags", api = tag::TagApi),
+        (path = "/friends", api = friends::FriendsApi),
     ),
     tags(
         (name = "root", description = "Root API"),
@@ -32,6 +34,7 @@ mod user;
         (name = "thought", description = "Thoughts API"),
         (name = "feed", description = "Feed API"),
         (name = "tag", description = "Tag Discovery API"),
+        (name = "friends", description = "Friends API"),
     ),
     modifiers(&SecurityAddon),
 )]

thoughts-backend/doc/src/thought.rs

@@ -7,7 +7,7 @@ use utoipa::OpenApi;
 
 #[derive(OpenApi)]
 #[openapi(
-    paths(thoughts_post, thoughts_delete),
+    paths(thoughts_post, thoughts_delete, get_thought_by_id),
     components(schemas(
         CreateThoughtParams,
         ThoughtSchema,