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/http/src/index.ts

@@ -0,0 +1,25 @@
+import { PieceAuth, createPiece } from '@activepieces/pieces-framework';
+import { PieceCategory } from '@activepieces/shared';
+import { httpSendRequestAction } from './lib/actions/send-http-request-action';
+
+export const http = createPiece({
+  displayName: 'HTTP',
+  description: 'Sends HTTP requests and return responses',
+  logoUrl: 'https://cdn.activepieces.com/pieces/http.png',
+  categories: [PieceCategory.CORE],
+  auth: PieceAuth.None(),
+  minimumSupportedRelease: '0.20.3',
+  actions: [httpSendRequestAction],
+  authors: [
+    'bibhuty-did-this',
+    'landonmoir',
+    'JanHolger',
+    'Salem-Alaa',
+    'kishanprmr',
+    'AbdulTheActivePiecer',
+    'khaledmashaly',
+    'abuaboud',
+    'pfernandez98',
+  ],
+  triggers: [],
+});