feat(api): expand API endpoints for repo, PR, user, workspace management

- Add git operation endpoints: archive, compare branches, diff, tree,
  repository extras
- Add repo endpoints: contributors, delete fork, get branch/commit
  status/deploy key/invitation/member/release/tag/webhook, topics,
  release assets, webhook deliveries/retry
- Add PR endpoints: review requests, templates
- Add user endpoints: block/unblock, follow/unfollow, presence,
  personal access tokens, account restore
- Add workspace endpoints: billing history, approvals, domains,
  integrations, invitations, members, webhooks, restore
- Add internal API, notification API, IM API modules
- Update route configuration and OpenAPI spec

api/issue/get.rs

@@ -4,7 +4,8 @@ use utoipa::IntoParams;
 
 use crate::api::response::{ApiErrorResponse, ApiResponse};
 use crate::error::AppError;
-use crate::models::issues::Issue;
+use crate::models::base_info::{self, UserBaseInfo};
+use crate::models::issues::IssueDetail;
 use crate::service::AppService;
 use crate::session::Session;
 
@@ -27,7 +28,7 @@ pub struct PathParams {
     operation_id = "issueGet",
     params(PathParams),
     responses(
-        (status = 200, description = "Issue retrieved successfully. Returns complete issue with all metadata.", body = ApiResponse<Issue>),
+        (status = 200, description = "Issue retrieved successfully. Returns complete issue with all metadata.", body = ApiResponse<IssueDetail>),
         (status = 401, description = "Authentication required or session expired", body = ApiErrorResponse),
         (status = 403, description = "Insufficient permissions to view this issue", body = ApiErrorResponse),
         (status = 404, description = "Workspace or issue not found", body = ApiErrorResponse),
@@ -46,5 +47,11 @@ pub async fn get(
         .issue
         .issue_get(&session, &path.workspace_name, path.number)
         .await?;
-    Ok(HttpResponse::Ok().json(ApiResponse::new(issue)))
+    let author_id = issue.author_id;
+    let users = base_info::resolve_users(&service.ctx.db, &[author_id]).await?;
+    let author = users
+        .get(&author_id)
+        .cloned()
+        .unwrap_or_else(|| UserBaseInfo::placeholder(author_id));
+    Ok(HttpResponse::Ok().json(ApiResponse::new(issue.into_detail(author))))
 }