feat : notify new update income

lib/deployment/status.ts

@@ -0,0 +1,42 @@
+export const DEPLOYMENT_STATUSES = ["deploying", "ready", "failed"] as const;
+
+export type DeploymentStatus = (typeof DEPLOYMENT_STATUSES)[number];
+
+export interface DeploymentStatusEvent {
+  deploymentId: string;
+  status: DeploymentStatus;
+  updatedAt: string;
+}
+
+const DEPLOYMENT_ID_PATTERN = /^[a-f0-9]{40}$/u;
+
+export function isDeploymentId(value: unknown): value is string {
+  return typeof value === "string" && DEPLOYMENT_ID_PATTERN.test(value);
+}
+
+export function isDeploymentStatus(value: unknown): value is DeploymentStatus {
+  return DEPLOYMENT_STATUSES.some((status) => status === value);
+}
+
+export function parseDeploymentStatusEvent(
+  value: string,
+): DeploymentStatusEvent | null {
+  try {
+    const parsed = JSON.parse(value) as Record<string, unknown>;
+    if (
+      !isDeploymentId(parsed.deploymentId) ||
+      !isDeploymentStatus(parsed.status) ||
+      typeof parsed.updatedAt !== "string" ||
+      !Number.isFinite(Date.parse(parsed.updatedAt))
+    ) {
+      return null;
+    }
+    return {
+      deploymentId: parsed.deploymentId,
+      status: parsed.status,
+      updatedAt: parsed.updatedAt,
+    };
+  } catch {
+    return null;
+  }
+}