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/zerobounce/src/lib/actions/validate-email.ts

@@ -0,0 +1,40 @@
+import { zerobounceAuth } from '../..';
+import { createAction, Property, StoreScope } from '@activepieces/pieces-framework';
+import { httpClient, HttpMethod } from '@activepieces/pieces-common';
+import { isNil } from '@activepieces/shared';
+
+export const validateEmail = createAction({
+  name: 'validateEmail',
+  displayName: 'Validate Email',
+  description: '',
+  props: {
+    email: Property.ShortText({
+      displayName: 'Email',
+      required: true,
+    }),
+    cacheResponse: Property.Checkbox({
+      displayName: 'Cache Response',
+      description: 'Store the response in the project store for future use.',
+      required: false,
+      defaultValue: true,
+    }),
+  },
+  auth: zerobounceAuth,
+  async run({ store, propsValue, auth }) {
+    const key = `_zerobounce_${propsValue.email}`;
+    if (propsValue.cacheResponse) {
+      const cachedResponse = await store.get(key, StoreScope.PROJECT);
+      if (!isNil(cachedResponse)) {
+        return cachedResponse
+      }
+    }
+    const res = await httpClient.sendRequest<string[]>({
+      method: HttpMethod.GET,
+      url: `https://api.zerobounce.net/v2/validate?email=${propsValue.email}&api_key=${auth.secret_text}`,
+    });
+    if (propsValue.cacheResponse) {
+      await store.put(key, res.body, StoreScope.PROJECT);
+    }
+    return res.body;
+  },
+});