fix: remove drain-lock circuit breaker that halted all executions after 3 consecutive failures

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

1 files changed, 0 insertions, 8 deletions

diff --git a/internal/api/executions.go b/internal/api/executions.go
index d39de9f..4d8ba9c 100644
--- a/internal/api/executions.go
+++ b/internal/api/executions.go
@@ -128,14 +128,6 @@ func (s *Server) handleGetAgentStatus(w http.ResponseWriter, r *http.Request) {
 	})
 }
 
-// handleUndrainAgent resets the drain state and failure counter for the given agent type.
-// POST /api/pool/agents/{agent}/undrain
-func (s *Server) handleUndrainAgent(w http.ResponseWriter, r *http.Request) {
-	agent := r.PathValue("agent")
-	s.pool.UndrainingAgent(agent)
-	w.WriteHeader(http.StatusOK)
-}
-
 // tailLogFile reads the last n lines from the file at path.
 func tailLogFile(path string, n int) (string, error) {
 	data, err := os.ReadFile(path)