Automate issuer overlay creation from ticker searches

lib/server/api/task-workflow-hybrid.e2e.test.ts

@@ -168,6 +168,8 @@ function clearProjectionTables(client: { exec: (query: string) => void }) {
   client.exec('DELETE FROM portfolio_insight;');
   client.exec('DELETE FROM company_overview_cache;');
   client.exec('DELETE FROM filing;');
+  client.exec('DELETE FROM issuer_overlay;');
+  client.exec('DELETE FROM issuer_overlay_revision;');
 }
 
 function seedFilingRecord(client: Database, input: {
@@ -568,6 +570,27 @@ if (process.env.RUN_TASK_WORKFLOW_E2E === '1') {
     expect(tasks).toHaveLength(1);
   });
 
+  it('queues ticker automation only once per ticker via the explicit ensure endpoint', async () => {
+    const first = await jsonRequest('POST', '/api/tickers/ensure', {
+      ticker: 'NVDA',
+      source: 'search'
+    });
+    const second = await jsonRequest('POST', '/api/tickers/ensure', {
+      ticker: 'nvda',
+      source: 'analysis'
+    });
+
+    expect(first.response.status).toBe(200);
+    expect(second.response.status).toBe(200);
+
+    const firstBody = first.json as { queued: boolean; task: { id: string } | null };
+    const secondBody = second.json as { queued: boolean; task: { id: string } | null };
+
+    expect(firstBody.queued).toBe(true);
+    expect(secondBody.queued).toBe(true);
+    expect(secondBody.task?.id).toBe(firstBody.task?.id);
+  });
+
   it('lets different tickers queue independent filing sync tasks', async () => {
     const nvda = await jsonRequest('POST', '/api/filings/sync', { ticker: 'NVDA', limit: 20 });
     const msft = await jsonRequest('POST', '/api/filings/sync', { ticker: 'MSFT', limit: 20 });