feat: validate team slug format and improve error handling in team creation

hub/src/admin/errors.ts

@@ -35,9 +35,11 @@ export async function handleRouteError(reply: FastifyReply, err: unknown): Promi
       await sendError(reply, mapped.statusCode, mapped.code, mapped.message);
       return;
     }
+    reply.log.error({ err }, "unmapped route error");
     await sendError(reply, 500, "internal_error", "internal error");
     return;
   }
+  reply.log.error({ err }, "unmapped route error");
   await sendError(reply, 500, "internal_error", "internal error");
 }
 
@@ -71,7 +73,8 @@ function mapDomainError(message: string): { statusCode: number; code: string; me
     lower.includes("is required") ||
     lower.includes("already") ||
     lower.includes("invalid") ||
-    lower.includes("accepts only")
+    lower.includes("accepts only") ||
+    lower.includes("must be")
   ) {
     return { statusCode: 400, code: "bad_request", message };
   }

hub/src/admin/routes/teamsRoutes.ts

@@ -34,7 +34,7 @@ export async function registerTeamsRoutes(
       const { orgSlug } = request.params as { orgSlug: string };
       const auth = await requireOrgRole(request, reply, guardDeps, { orgSlug });
       if (auth === null) return;
-      const body = request.body as { slug?: unknown; name?: unknown; description?: unknown };
+      const body = (request.body ?? {}) as { slug?: unknown; name?: unknown; description?: unknown };
       if (typeof body.slug !== "string" || typeof body.name !== "string") {
         return reply.status(400).send({
           error: { code: "bad_request", message: "slug and name are required" },