fix(ci-runner): revert to external Gitea URL for git clone compatibility

servers/legion/k8s/gitea-runner/external-secrets.yaml

@@ -9,7 +9,7 @@ metadata:
   annotations:
     force-sync: "2026-04-23"
 spec:
-  refreshInterval: 1h
+  refreshInterval: 10s
   secretStoreRef:
     name: vault
     kind: ClusterSecretStore
@@ -18,7 +18,7 @@ spec:
     creationPolicy: Owner
     template:
       data:
-        GITEA_INSTANCE_URL: "http://gitea.git.svc.cluster.local:3000"
+        GITEA_INSTANCE_URL: "https://git.neuralplatform.ai"
         GITEA_RUNNER_REGISTRATION_TOKEN: "{{ .runner_token }}"
   data:
     - secretKey: runner_token