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/pandadoc/src/index.ts

@@ -0,0 +1,47 @@
+import { createPiece } from '@activepieces/pieces-framework';
+import { createCustomApiCallAction } from '@activepieces/pieces-common';
+
+import { createDocumentFromTemplate } from './lib/actions/create-document-from-template';
+import { createAttachment } from './lib/actions/create-attachment';
+import { createOrUpdateContact } from './lib/actions/create-or-update-contact';
+import { findDocument } from './lib/actions/find-document';
+import { getDocumentAttachments } from './lib/actions/get-document-attachments';
+import { getDocumentDetails } from './lib/actions/get-document-details';
+import { downloadDocument } from './lib/actions/download-document';
+
+import { documentCompleted } from './lib/triggers/document-completed';
+import { documentStateChanged } from './lib/triggers/document-state-changed';
+import { documentUpdated } from './lib/triggers/document-updated';
+
+import { pandadocAuth } from './lib/common';
+import { PieceCategory } from '@activepieces/shared';
+
+export const pandadoc = createPiece({
+  displayName: 'PandaDoc',
+  auth: pandadocAuth,
+  minimumSupportedRelease: '0.36.1',
+  logoUrl: 'https://cdn.activepieces.com/pieces/pandadoc.png',
+  categories:[PieceCategory.CONTENT_AND_FILES,PieceCategory.PRODUCTIVITY],
+  authors: ['onyedikachi-david'],
+  actions: [
+    createDocumentFromTemplate,
+    createAttachment,
+    createOrUpdateContact,
+    findDocument,
+    getDocumentAttachments,
+    getDocumentDetails,
+    downloadDocument,
+    createCustomApiCallAction({
+      baseUrl: () => 'https://api.pandadoc.com/public/v1',
+      auth: pandadocAuth,
+      authMapping: async (auth) => ({
+          Authorization: `API-Key ${(auth.secret_text)}`,
+      }),
+    }),
+  ],
+  triggers: [
+    documentCompleted,
+    documentStateChanged,
+    documentUpdated,
+  ],
+});