fix broken pods in GCP k3s cluster

- neuron-dev: update neuron-rest and neuron-mcp from dev-d7a587e2 to v0.18.14
- neuron-stage: update neuron-rest/mcp from stage-0f5b2328 to v0.18.14; marketing from :latest to 1e94e8ae
- swarm-alpha/beta/gamma: update neuron-rest and neuron-mcp from v0.15.3 to v0.18.14
- ci runners: fix docker socket path from /var/run/docker.sock to /run/k3s/containerd/containerd.sock (k3s node has no Docker daemon)

servers/legion/apps/gitea-runner.yaml

@@ -18,7 +18,7 @@ spec:
       labels:
         app: gitea-runner
       annotations:
-        config-version: "2026-04-26-docker-sock"
+        config-version: "2026-04-27-containerd-sock"
     spec:
       securityContext:
         runAsNonRoot: false  # act_runner needs root for container management
@@ -41,7 +41,7 @@ spec:
                 timeout: 3h
               container:
                 network: host
-                docker_host: "unix:///var/run/docker.sock"
+                docker_host: "unix:///run/k3s/containerd/containerd.sock"
                 force_pull: false
                 valid_volumes: []
                 default_image: "registry.neuralplatform.ai/ci-base:latest"
@@ -79,7 +79,7 @@ spec:
           emptyDir: {}
         - name: docker-sock
           hostPath:
-            path: /var/run/docker.sock
+            path: /run/k3s/containerd/containerd.sock
             type: Socket
 ---
 # Neuron Technologies CI runner
@@ -100,7 +100,7 @@ spec:
       labels:
         app: neuron-technologies-runner
       annotations:
-        config-version: "2026-04-26-docker-sock"
+        config-version: "2026-04-27-containerd-sock"
     spec:
       securityContext:
         runAsNonRoot: false
@@ -123,7 +123,7 @@ spec:
                 timeout: 3h
               container:
                 network: host
-                docker_host: "unix:///var/run/docker.sock"
+                docker_host: "unix:///run/k3s/containerd/containerd.sock"
                 force_pull: false
                 valid_volumes: []
                 default_image: "registry.neuralplatform.ai/ci-base:latest"
@@ -161,5 +161,5 @@ spec:
           emptyDir: {}
         - name: docker-sock
           hostPath:
-            path: /var/run/docker.sock
+            path: /run/k3s/containerd/containerd.sock
             type: Socket