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/gotify/src/lib/actions/send-notification.ts

@@ -0,0 +1,46 @@
+import { createAction, Property } from '@activepieces/pieces-framework';
+import { httpClient, HttpMethod } from '@activepieces/pieces-common';
+import { gotifyAuth } from '../../';
+
+export const sendNotification = createAction({
+  auth: gotifyAuth,
+  name: 'send_notification',
+  displayName: 'Send Notification',
+  description: 'Send a notification to gotify',
+  props: {
+    title: Property.ShortText({
+      displayName: 'Title',
+      description: 'The title of the notification',
+      required: true,
+    }),
+    message: Property.LongText({
+      displayName: 'Message',
+      description: 'The message to send',
+      required: true,
+    }),
+    priority: Property.Number({
+      displayName: 'Priority',
+      description:
+        'The priority of the notification (0-10). 0 is lowest priority.',
+      required: false,
+    }),
+  },
+  async run({ auth, propsValue }) {
+    const baseUrl = auth.props.base_url.replace(/\/$/, '');
+    const appToken = auth.props.app_token;
+
+    const title = propsValue.title;
+    const message = propsValue.message;
+    const priority = propsValue.priority;
+
+    return await httpClient.sendRequest({
+      method: HttpMethod.POST,
+      url: `${baseUrl}/message?token=${appToken}`,
+      body: {
+        title,
+        message,
+        ...(priority && { priority: +priority }),
+      },
+    });
+  },
+});