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/square/src/i18n/translation.json

@@ -0,0 +1,18 @@
+{
+  "Payment solutions for every business": "Payment solutions for every business",
+  "Authentication": "Authentication",
+  "New Order": "New Order",
+  "Order Updated": "Order Updated",
+  "New Customer": "New Customer",
+  "Customer Updated": "Customer Updated",
+  "New Appointment": "New Appointment",
+  "New Payment": "New Payment",
+  "New Invoice": "New Invoice",
+  "Triggered when a new order is created": "Triggered when a new order is created",
+  "Triggered when an order is updated": "Triggered when an order is updated",
+  "Triggered when a customer is created": "Triggered when a customer is created",
+  "Triggered when a customer is updated": "Triggered when a customer is updated",
+  "Triggered when a new appointment is created": "Triggered when a new appointment is created",
+  "Triggered when a new payment is created": "Triggered when a new payment is created",
+  "Triggered when a new invoice is created": "Triggered when a new invoice is created"
+}