Merge public-gh/master into paperclip-company-import-export

server/src/services/plugin-host-services.ts

@@ -556,6 +556,18 @@ export function buildHostServices(
         }
         await scopedBus.emit(params.name, params.companyId, params.payload);
       },
+      async subscribe(params: { eventPattern: string; filter?: Record<string, unknown> | null }) {
+        const handler = async (event: import("@paperclipai/plugin-sdk").PluginEvent) => {
+          if (notifyWorker) {
+            notifyWorker("onEvent", { event });
+          }
+        };
+        if (params.filter) {
+          scopedBus.subscribe(params.eventPattern as any, params.filter as any, handler);
+        } else {
+          scopedBus.subscribe(params.eventPattern as any, handler);
+        }
+      },
     },
 
     http: {
@@ -1060,6 +1072,10 @@ export function buildHostServices(
     dispose() {
       disposed = true;
 
+      // Clear event bus subscriptions to prevent accumulation on worker restart.
+      // Without this, each crash/restart cycle adds duplicate subscriptions.
+      scopedBus.clear();
+
       // Snapshot to avoid iterator invalidation from concurrent sendMessage() calls
       const snapshot = Array.from(activeSubscriptions);
       activeSubscriptions.clear();