diff -r 000000000000 -r 5f4fcbc80b37 clientjs/packages/dashboard-components/src/reducers/annotations.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/clientjs/packages/dashboard-components/src/reducers/annotations.js	Fri Sep 14 17:57:34 2018 +0200
@@ -0,0 +1,32 @@
+import {
+  REQUEST_ANNOTATIONS,
+  RECEIVE_ANNOTATIONS,
+} from '../actions';
+
+function annotations(
+  state = {
+    isFetching: false,
+    didInvalidate: false,
+    items: [],
+  },
+  action,
+) {
+  switch (action.type) {
+    case REQUEST_ANNOTATIONS:
+      return Object.assign({}, state, {
+        isFetching: true,
+      });
+
+    case RECEIVE_ANNOTATIONS:
+      return Object.assign({}, state, {
+        isFetching: false,
+        items: action.annotations,
+        lastUpdated: action.receivedAt,
+      });
+
+    default:
+      return state;
+  }
+}
+
+export default annotations;