Restore campaign terminology across UI and docs

src/routes/api/betas/[id]/+server.ts

@@ -31,9 +31,9 @@ export async function GET({ params }: { params: { id: string } }) {
     const servers = listBetaServers(id);
 
     const events = db().prepare('SELECT id, created_at, message FROM beta_events WHERE beta_id = ? ORDER BY id').all(id);
-    const rollout = db().prepare("SELECT id FROM deployments WHERE beta_id = ? AND action = 'promote' ORDER BY started_at DESC LIMIT 1").get(id) as { id: string } | undefined;
-    const promotion = rollout ? { ...rollout,
-        pending: (db().prepare("SELECT COUNT(*) n FROM deployment_servers WHERE deployment_id = ? AND restart_state NOT IN ('done','failed','cancelled')").get(rollout.id) as { n: number }).n,
-        failed: (db().prepare("SELECT COUNT(*) n FROM deployment_servers WHERE deployment_id = ? AND restart_state = 'failed'").get(rollout.id) as { n: number }).n } : null;
+    const campaign = db().prepare("SELECT id FROM deployments WHERE beta_id = ? AND action = 'promote' ORDER BY started_at DESC LIMIT 1").get(id) as { id: string } | undefined;
+    const promotion = campaign ? { ...campaign,
+        pending: (db().prepare("SELECT COUNT(*) n FROM deployment_servers WHERE deployment_id = ? AND restart_state NOT IN ('done','failed','cancelled')").get(campaign.id) as { n: number }).n,
+        failed: (db().prepare("SELECT COUNT(*) n FROM deployment_servers WHERE deployment_id = ? AND restart_state = 'failed'").get(campaign.id) as { n: number }).n } : null;
     return json({ beta, scripts, servers, events, test: testView(id), promotion });
 }