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/flow-helper/src/lib/actions/fail-flow.ts

@@ -0,0 +1,17 @@
+import { createAction, Property } from '@activepieces/pieces-framework';
+
+export const failFlow = createAction({
+  name: 'failFlow',
+  displayName: 'Fail Flow',
+  description: 'Fails the flow execution with a custom message.',
+  props: {
+    message: Property.LongText({
+      displayName: 'Error Message',
+      description: 'The error message to show when the flow fails.',
+      required: true,
+    }),
+  },
+  async run(context) {
+    throw new Error(context.propsValue.message);
+  },
+});

activepieces-fork/packages/pieces/community/flow-helper/src/lib/actions/get-run-id.ts

@@ -0,0 +1,16 @@
+import { createAction } from '@activepieces/pieces-framework';
+
+export const getRunId = createAction({
+  // auth: check https://www.activepieces.com/docs/developers/piece-reference/authentication,
+  name: 'getRunId',
+  displayName: 'Get Run Info',
+  description: '',
+  props: {},
+  async run(context) {
+    const publicUrlWithoutApi = context.server.publicUrl.replace('/api', '');
+    return {
+      id: context.run.id,
+      url: `${publicUrlWithoutApi}projects/${context.project.id}/runs/${context.run.id}`
+    }
+  },
+});

activepieces-fork/packages/pieces/community/flow-helper/src/lib/actions/stop-flow.ts

@@ -0,0 +1,16 @@
+import { createAction} from '@activepieces/pieces-framework';
+
+export const stopFlow = createAction({
+  name: 'stopFlow',
+  displayName: 'Stop Flow',
+  description: 'Stops the flow immediately this step is reached.',
+  props: {},
+  async run(context) {
+    context.run.stop();
+
+    return {
+      success: true,
+      message: 'Flow stopped successfully.',
+    };
+  },
+});