feat(costs): add billing, quota, and budget control plane

server/src/routes/agents.ts

@@ -23,6 +23,7 @@ import {
   agentService,
   accessService,
   approvalService,
+  budgetService,
   heartbeatService,
   issueApprovalService,
   issueService,
@@ -57,6 +58,7 @@ export function agentRoutes(db: Db) {
   const svc = agentService(db);
   const access = accessService(db);
   const approvalsSvc = approvalService(db);
+  const budgets = budgetService(db);
   const heartbeat = heartbeatService(db);
   const issueApprovalsSvc = issueApprovalService(db);
   const secretsSvc = secretService(db);
@@ -941,6 +943,19 @@ export function agentRoutes(db: Db) {
       details: { name: agent.name, role: agent.role },
     });
 
+    if (agent.budgetMonthlyCents > 0) {
+      await budgets.upsertPolicy(
+        companyId,
+        {
+          scopeType: "agent",
+          scopeId: agent.id,
+          amount: agent.budgetMonthlyCents,
+          windowKind: "calendar_month_utc",
+        },
+        actor.actorType === "user" ? actor.actorId : null,
+      );
+    }
+
     res.status(201).json(agent);
   });