fixes

app/services/warp_engine/ci_pipeline_service.rb

@@ -4,35 +4,32 @@ module WarpEngine
       @client = client
     end
 
-    def dashboard
-      CiRepository.active.includes(:software).map do |repo|
-        pipeline = begin
-          @client.latest_pipeline(repo.woodpecker_repo_id)
-        rescue WoodpeckerClient::ApiError
-          nil
-        end
-
-        if pipeline
-          repo.update_columns(
-            last_pipeline_status: pipeline["status"],
-            last_pipeline_at:     pipeline["created_at"]
-          )
-        end
-
-        { repo: repo, pipeline: pipeline }
-      end
-    end
-
     def trigger(repo, branch: "main")
       @client.trigger_pipeline(repo.woodpecker_repo_id, branch: branch)
     end
 
+    # Fetches one page of a repo's pipelines; the newest one refreshes the
+    # repo's cached last_pipeline_* columns (CI Repos index and the CI API).
     def list_pipelines(repo, page: 1)
-      @client.list_pipelines(repo.woodpecker_repo_id, page: page)
+      pipelines = @client.list_pipelines(repo.woodpecker_repo_id, page: page)
+      refresh_last_pipeline(repo, pipelines.first) if page == 1 && pipelines.is_a?(Array)
+      pipelines
     end
 
     def pipeline_detail(repo, number)
       @client.get_pipeline(repo.woodpecker_repo_id, number)
     end
+
+    private
+
+    # Woodpecker returns unix epoch seconds in "created".
+    def refresh_last_pipeline(repo, pipeline)
+      return unless pipeline && repo.persisted?
+
+      repo.update_columns(
+        last_pipeline_status: pipeline["status"],
+        last_pipeline_at:     pipeline["created"] ? Time.zone.at(pipeline["created"]) : nil
+      )
+    end
   end
 end