diff --git a/k8s/railiance/20-runtime.yaml b/k8s/railiance/20-runtime.yaml
index 6520f0b..ff2e172 100644
--- a/k8s/railiance/20-runtime.yaml
+++ b/k8s/railiance/20-runtime.yaml
@@ -10,14 +10,165 @@ data:
   TEMPORAL_HOST: actcore-temporal:7233
   TEMPORAL_NAMESPACE: default
   NATS_URL: nats://actcore-nats:4222
-  STATE_HUB_URL: http://inter-hub.inter-hub.svc.cluster.local:8000
+  STATE_HUB_URL: http://actcore-state-hub-bridge:8000
   REPO_SCOPING_URL: http://repo-scoping.repo-scoping.svc.cluster.local:8020
   ISSUE_CORE_URL: http://issue-core.issue-core.svc.cluster.local:8010
   ISSUE_SINK_TYPE: "null"
-  ACTIVITY_DEFINITION_DIRS: ""
+  ACTIVITY_DEFINITION_DIRS: /etc/activity-core/external-definitions
   PROMETHEUS_BIND_ADDR: 0.0.0.0:9090
   ACTIVITY_CURATOR_GATE: disabled
 ---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: actcore-external-activity-definitions
+  namespace: activity-core
+  labels:
+    app.kubernetes.io/name: activity-core
+    app.kubernetes.io/part-of: activity-core
+data:
+  hourly-recently-on-scope.md: |
+    ---
+    id: "d104348c-d792-4377-943c-70a31e81a9bc"
+    name: "Hourly RecentlyOnScope Reports"
+    type: activity-definition
+    version: "1.0"
+    enabled: true
+    owner: custodian
+    governance: custodian
+    status: active
+    created: "2026-05-22"
+    trigger:
+      type: cron
+      cron_expression: "0 * * * *"
+      timezone: Europe/Berlin
+      misfire_policy: skip
+    context_sources:
+      - type: state-hub
+        query: recently_on_scope_hourly
+        required: true
+        params:
+          range: "1h"
+          active_only: true
+          include_attention: false
+        bind_to: context.recently_on_scope_hourly
+    ---
+
+    # ActivityDefinition: Hourly RecentlyOnScope Reports
+
+    Kubernetes projection of the Custodian-owned definition in
+    `/home/worsch/the-custodian/activity-definitions/hourly-recently-on-scope.md`.
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: actcore-state-hub-bridge
+  namespace: activity-core
+  labels:
+    app.kubernetes.io/name: actcore-state-hub-bridge
+    app.kubernetes.io/part-of: activity-core
+spec:
+  selector:
+    app.kubernetes.io/name: actcore-state-hub-bridge
+  ports:
+    - name: http
+      port: 8000
+      targetPort: http
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: actcore-state-hub-bridge
+  namespace: activity-core
+  labels:
+    app.kubernetes.io/name: actcore-state-hub-bridge
+    app.kubernetes.io/part-of: activity-core
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: actcore-state-hub-bridge
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: actcore-state-hub-bridge
+        app.kubernetes.io/part-of: activity-core
+    spec:
+      hostNetwork: true
+      dnsPolicy: ClusterFirstWithHostNet
+      containers:
+        - name: proxy
+          image: activity-core:railiance01-prod
+          imagePullPolicy: Never
+          ports:
+            - name: http
+              containerPort: 18080
+          command:
+            - python
+            - -c
+            - |
+              from http.server import BaseHTTPRequestHandler, ThreadingHTTPServer
+              from urllib.error import HTTPError, URLError
+              from urllib.request import Request, urlopen
+
+              TARGET = "http://127.0.0.1:18000"
+              HOP_HEADERS = {"connection", "host", "keep-alive", "proxy-authenticate",
+                             "proxy-authorization", "te", "trailers",
+                             "transfer-encoding", "upgrade"}
+
+              class Proxy(BaseHTTPRequestHandler):
+                  def do_GET(self):
+                      self._proxy()
+
+                  def do_POST(self):
+                      self._proxy()
+
+                  def do_PATCH(self):
+                      self._proxy()
+
+                  def _proxy(self):
+                      length = int(self.headers.get("content-length", "0") or "0")
+                      body = self.rfile.read(length) if length else None
+                      headers = {
+                          key: value
+                          for key, value in self.headers.items()
+                          if key.lower() not in HOP_HEADERS
+                      }
+                      request = Request(
+                          TARGET + self.path,
+                          data=body,
+                          headers=headers,
+                          method=self.command,
+                      )
+                      try:
+                          with urlopen(request, timeout=30) as response:
+                              payload = response.read()
+                              self.send_response(response.status)
+                              for key, value in response.headers.items():
+                                  if key.lower() not in HOP_HEADERS:
+                                      self.send_header(key, value)
+                              self.end_headers()
+                              self.wfile.write(payload)
+                      except HTTPError as exc:
+                          payload = exc.read()
+                          self.send_response(exc.code)
+                          self.end_headers()
+                          self.wfile.write(payload)
+                      except URLError as exc:
+                          self.send_response(502)
+                          self.end_headers()
+                          self.wfile.write(str(exc).encode())
+
+              ThreadingHTTPServer(("0.0.0.0", 18080), Proxy).serve_forever()
+          readinessProbe:
+            httpGet:
+              path: /state/summary
+              port: http
+            initialDelaySeconds: 5
+            periodSeconds: 10
+            timeoutSeconds: 5
+            failureThreshold: 6
+---
 apiVersion: batch/v1
 kind: Job
 metadata:
@@ -76,6 +227,14 @@ spec:
                 name: actcore-runtime-config
             - secretRef:
                 name: actcore-runtime-secret
+          volumeMounts:
+            - name: external-activity-definitions
+              mountPath: /etc/activity-core/external-definitions/activity-definitions
+              readOnly: true
+      volumes:
+        - name: external-activity-definitions
+          configMap:
+            name: actcore-external-activity-definitions
 ---
 apiVersion: v1
 kind: Service
@@ -125,6 +284,10 @@ spec:
                 name: actcore-runtime-config
             - secretRef:
                 name: actcore-runtime-secret
+          volumeMounts:
+            - name: external-activity-definitions
+              mountPath: /etc/activity-core/external-definitions/activity-definitions
+              readOnly: true
           readinessProbe:
             httpGet:
               path: /health
@@ -140,6 +303,10 @@ spec:
             initialDelaySeconds: 45
             periodSeconds: 20
             timeoutSeconds: 5
+      volumes:
+        - name: external-activity-definitions
+          configMap:
+            name: actcore-external-activity-definitions
 ---
 apiVersion: v1
 kind: Service
@@ -189,6 +356,14 @@ spec:
                 name: actcore-runtime-config
             - secretRef:
                 name: actcore-runtime-secret
+          volumeMounts:
+            - name: external-activity-definitions
+              mountPath: /etc/activity-core/external-definitions/activity-definitions
+              readOnly: true
+      volumes:
+        - name: external-activity-definitions
+          configMap:
+            name: actcore-external-activity-definitions
 ---
 apiVersion: apps/v1
 kind: Deployment
diff --git a/src/activity_core/context_resolvers/state_hub.py b/src/activity_core/context_resolvers/state_hub.py
index 31918e3..6348ae8 100644
--- a/src/activity_core/context_resolvers/state_hub.py
+++ b/src/activity_core/context_resolvers/state_hub.py
@@ -53,6 +53,19 @@ def _post_json(path: str, payload: dict[str, Any]) -> Any:
     return resp.json()
 
 
+def _validate_recently_on_scope_hourly(result: Any) -> dict[str, Any]:
+    if not isinstance(result, dict):
+        raise RuntimeError("recently_on_scope_hourly returned a non-object response")
+    required_keys = {"generated", "skipped", "failed"}
+    missing = required_keys - set(result)
+    if missing:
+        missing_list = ", ".join(sorted(missing))
+        raise RuntimeError(
+            f"recently_on_scope_hourly response missing required key(s): {missing_list}"
+        )
+    return result
+
+
 class StateHubContextResolver(ContextResolver):
     """Fetches live data from the Custodian State Hub."""
 
@@ -84,7 +97,8 @@ class StateHubContextResolver(ContextResolver):
                 for key, value in params.items()
                 if key not in {"required"}
             }
-            return _post_json("/recently-on-scope/hourly", payload)
+            result = _post_json("/recently-on-scope/hourly", payload)
+            return _validate_recently_on_scope_hourly(result)
         return {}
 
 
diff --git a/tests/test_state_hub_context_resolver.py b/tests/test_state_hub_context_resolver.py
index 2350717..6056ad5 100644
--- a/tests/test_state_hub_context_resolver.py
+++ b/tests/test_state_hub_context_resolver.py
@@ -123,7 +123,13 @@ def test_recently_on_scope_hourly_posts_batch(monkeypatch) -> None:
 
     def fake_post(url: str, **kwargs: Any) -> DummyResponse:
         calls.append({"url": url, **kwargs})
-        return DummyResponse({"generated": [{"domain_slug": "custodian"}]})
+        return DummyResponse(
+            {
+                "generated": [{"domain_slug": "custodian"}],
+                "skipped": [],
+                "failed": [],
+            }
+        )
 
     monkeypatch.setenv("STATE_HUB_URL", "http://state-hub.test/")
     monkeypatch.setattr(httpx, "post", fake_post)
@@ -139,7 +145,11 @@ def test_recently_on_scope_hourly_posts_batch(monkeypatch) -> None:
         },
     )
 
-    assert result == {"generated": [{"domain_slug": "custodian"}]}
+    assert result == {
+        "generated": [{"domain_slug": "custodian"}],
+        "skipped": [],
+        "failed": [],
+    }
     assert calls == [
         {
             "url": "http://state-hub.test/recently-on-scope/hourly",
@@ -159,6 +169,16 @@ def test_recently_on_scope_hourly_failure_bubbles(monkeypatch) -> None:
         StateHubContextResolver().resolve("recently_on_scope_hourly", None, {"range": "1h"})
 
 
+def test_recently_on_scope_hourly_rejects_empty_response(monkeypatch) -> None:
+    def fake_post(url: str, **kwargs: Any) -> DummyResponse:
+        return DummyResponse({})
+
+    monkeypatch.setattr(httpx, "post", fake_post)
+
+    with pytest.raises(RuntimeError, match="missing required key"):
+        StateHubContextResolver().resolve("recently_on_scope_hourly", None, {"range": "1h"})
+
+
 def test_daily_triage_digest_is_curated_scalar_json(monkeypatch) -> None:
     payloads = {
         "/state/summary": {