Add Activepieces integration for workflow automation

- Add Activepieces fork with SmoothSchedule custom piece
- Create integrations app with Activepieces service layer
- Add embed token endpoint for iframe integration
- Create Automations page with embedded workflow builder
- Add sidebar visibility fix for embed mode
- Add list inactive customers endpoint to Public API
- Include SmoothSchedule triggers: event created/updated/cancelled
- Include SmoothSchedule actions: create/update/cancel events, list resources/services/customers

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

activepieces-fork/packages/server/api/src/app/app-connection/app-connection.module.ts

@@ -0,0 +1,14 @@
+import { FastifyPluginAsyncTypebox } from '@fastify/type-provider-typebox'
+import { entitiesMustBeOwnedByCurrentProject } from '../authentication/authorization'
+import { appConnectionWorkerController } from './app-connection-worker-controller'
+import { appConnectionController } from './app-connection.controller'
+
+export const appConnectionModule: FastifyPluginAsyncTypebox = async (app) => {
+    app.addHook('preSerialization', entitiesMustBeOwnedByCurrentProject)
+    await app.register(appConnectionController, {
+        prefix: '/v1/app-connections',
+    })
+    await app.register(appConnectionWorkerController, {
+        prefix: '/v1/worker/app-connections',
+    })
+}