fixed duplicated repo url issue

.gitignore

@@ -143,3 +143,4 @@ manage-patchmon.sh
 setup-installer-site.sh
 install-server.*
 notify-clients-upgrade.sh
+debug-agent.sh

backend/src/routes/hostRoutes.js

@@ -332,7 +332,8 @@ router.post('/update', validateApiCredentials, [
             });
           }
 
-          // Create host repository relationship
+          // Create host repository relationship (handle duplicates gracefully)
+          try {
             await tx.hostRepository.create({
               data: {
                 hostId: host.id,
@@ -341,6 +342,24 @@ router.post('/update', validateApiCredentials, [
                 lastChecked: new Date()
               }
             });
+          } catch (error) {
+            // If it's a duplicate constraint error, update the existing record
+            if (error.code === 'P2002') {
+              await tx.hostRepository.updateMany({
+                where: {
+                  hostId: host.id,
+                  repositoryId: repo.id
+                },
+                data: {
+                  isEnabled: repoData.isEnabled !== false,
+                  lastChecked: new Date()
+                }
+              });
+            } else {
+              // Re-throw other errors
+              throw error;
+            }
+          }
         }
       }
     });