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/writesonic-bulk/src/index.ts

@@ -0,0 +1,51 @@
+import { createPiece } from '@activepieces/pieces-framework';
+import { blogIdeas } from './lib/actions/blog-ideas';
+import { blogIntros } from './lib/actions/blog-intros';
+import { blogOutlines } from './lib/actions/blog-outlines';
+import { contentRephraser } from './lib/actions/content-rephraser';
+import { contentShorten } from './lib/actions/content-shorten';
+import { facebookAds } from './lib/actions/facebook-ads';
+import { generateProductDescriptions } from './lib/actions/generate-product-descriptions';
+import { googleAds } from './lib/actions/google-ads';
+import { landingPageHeadlines } from './lib/actions/landing-page-headlines';
+import { sentenceExpander } from './lib/actions/sentence-expander';
+import { createCustomApiCallAction } from '@activepieces/pieces-common';
+
+import { PieceCategory } from '@activepieces/shared';
+import { writesonicBulkAuth } from './lib/common/auth';
+import { BASE_URL } from './lib/common/client';
+
+export const writesonicBulk = createPiece({
+  displayName: 'Writesonic',
+  auth: writesonicBulkAuth,
+  minimumSupportedRelease: '0.36.1',
+  logoUrl: 'https://cdn.activepieces.com/pieces/writesonic-bulk.png',
+  authors: ['sanket-a11y'],
+  categories: [
+    PieceCategory.ARTIFICIAL_INTELLIGENCE,
+    PieceCategory.CONTENT_AND_FILES,
+  ],
+  description: 'Writesonic AI-powered writing assistant',
+  actions: [
+    blogIdeas,
+    blogIntros,
+    blogOutlines,
+    contentRephraser,
+    contentShorten,
+    facebookAds,
+    generateProductDescriptions,
+    googleAds,
+    landingPageHeadlines,
+    sentenceExpander,
+    createCustomApiCallAction({
+      auth: writesonicBulkAuth,
+      baseUrl: () => BASE_URL,
+      authMapping: async (auth) => {
+        return {
+          'X-API-KEY': `${auth.secret_text}`,
+        };
+      },
+    }),
+  ],
+  triggers: [],
+});