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/pieces/community/rss/src/index.ts

@@ -0,0 +1,18 @@
+import { PieceAuth, createPiece } from '@activepieces/pieces-framework';
+import { rssNewItemTrigger } from './lib/triggers/new-item-trigger';
+import { rssNewItemListTrigger } from './lib/triggers/new-item-list-triggers';
+
+export const rssFeed = createPiece({
+  displayName: 'RSS Feed',
+  description: 'Stay updated with RSS feeds',
+  authors: ["Abdallah-Alwarawreh","kishanprmr","khaledmashaly","abuaboud", "Kevinyu-alan"],
+  minimumSupportedRelease: '0.30.0',
+  logoUrl: 'https://cdn.activepieces.com/pieces/rss.png',
+  categories: [],
+  auth: PieceAuth.None(),
+  actions: [],
+  triggers: [
+    rssNewItemTrigger,
+    rssNewItemListTrigger
+  ],
+});