diff --git a/.gitea/workflows/deploy.yaml b/.gitea/workflows/deploy.yaml
index 0c3e81b..a48f825 100644
--- a/.gitea/workflows/deploy.yaml
+++ b/.gitea/workflows/deploy.yaml
@@ -1,6 +1,13 @@
 name: Deploy to Production
 run-name: 🚀 Deploy ${{ inputs.bump_version || 'patch' }} by @${{ gitea.actor }}
 
+# ── Concurrency: one deploy at a time, cancel queued ones ──
+# Why: prevents race conditions when CI triggers deploy while
+#   a manual deploy is still running. The latest deploy wins.
+concurrency:
+  group: deploy-production
+  cancel-in-progress: false
+
 # ───────────────────────────────────────────────────
 # Trigger: automatic after CI success, or manual dispatch.
 # Runner: uses ubuntu-latest label (consistently present on
@@ -203,9 +210,9 @@ jobs:
             fi
           }
 
-          check "/dashboard"   "Dashboard"  200
-          check "/health"      "Health API"  200
-          check "/api/swagger" "API Swagger" 200
+          check "/dashboard" "Dashboard"    200
+          check "/health"    "Health API"   200
+          check "/swagger"   "API Swagger"  200
 
           echo ""
           echo "Results: $PASS passed, $FAIL failed"