Match Complete | Failed explicitly so adding a new RunState
variant fails compilation instead of silently hitting the
catch-all unreachable.

Assisted-by: Claude Opus 4.7 (1M context) via Claude Code

diff --git a/src/ci/run.rs b/src/ci/run.rs
index 7e7fa4a..6fc5c6c 100644
--- a/src/ci/run.rs
+++ b/src/ci/run.rs
@@ -197,7 +197,9 @@ impl Runs {
                         );
                     }
                 }
-                _ => unreachable!("scan_orphans only returns pending/active"),
+                RunState::Complete | RunState::Failed => {
+                    unreachable!("scan_orphans only returns pending/active")
+                }
             }
         }