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/circle/src/index.ts

@@ -0,0 +1,39 @@
+import { createPiece } from '@activepieces/pieces-framework';
+import { newPostCreated } from './lib/triggers/new-post';
+import { newMemberAdded } from './lib/triggers/new-member-added';
+import { createPost } from './lib/actions/create-post';
+import { createComment } from './lib/actions/create-comment';
+import { addMemberToSpace } from './lib/actions/add-member-to-space';
+import { findMemberByEmail } from './lib/actions/find-member-by-email';
+import { getPostDetailsAction } from './lib/actions/get-post-details';
+import { getMemberDetails } from './lib/actions/get-member-details';
+import { circleAuth } from './lib/common/auth';
+import { createCustomApiCallAction } from '@activepieces/pieces-common';
+import { BASE_URL } from './lib/common';
+
+export const circle = createPiece({
+	displayName: 'Circle',
+	logoUrl: 'https://cdn.activepieces.com/pieces/circle.png',
+	description: 'Circle.so is a platform for creating and managing communities.',
+	auth: circleAuth,
+	minimumSupportedRelease: '0.36.1',
+	authors: ['onyedikachi-david', 'kishanprmr'],
+	actions: [
+		createPost,
+		createComment,
+		addMemberToSpace,
+		findMemberByEmail,
+		getPostDetailsAction,
+		getMemberDetails,
+		createCustomApiCallAction({
+			auth: circleAuth,
+			baseUrl: () => BASE_URL,
+			authMapping: async (auth) => {
+				return {
+					Authorization: `Bearer ${auth}`,
+				};
+			},
+		}),
+	],
+	triggers: [newPostCreated, newMemberAdded],
+});