FIX 处理合并请求详情接口，当前用户是否能合并的操作权限

app/controllers/pull_requests_controller.rb

@@ -175,6 +175,12 @@ class PullRequestsController < ApplicationController
     @gitea_pull = Gitea::PullRequest::GetService.call(@owner.login, 
       @repository.identifier, @pull_request.gitea_number, @owner&.gitea_token)
     # @last_review = @pull_request.reviews.take
+    begin
+      @base_branch = Gitea::Repository::Branches::GetService.call(@project.owner, @project.identifier, @pull_request.base, current_user&.gitea_token)
+    rescue StandardError => e
+      Rails.logger.info "pull_request get base branch error: #{e.message}"
+       @base_branch = {}
+    end
   end
 
   def pr_merge

app/views/pull_requests/show.json.jbuilder

@@ -7,6 +7,10 @@ json.commits_count @gitea_pull["commit_num"]
 json.files_count @gitea_pull["changed_files"]
 json.comments_count @issue.journals.parent_journals.size
 json.comments_total_count @issue.get_journals_size
+
+json.user_can_push @base_branch["user_can_push"] | false # base分支是否可以push
+json.user_can_merge @base_branch["user_can_merge"] | false # base分支是否可以合并PR
+
 json.assign_user do 
   json.partial! 'users/user_simple', user: @issue_assign_to
 end