chore: import upstream snapshot with attribution

open-sse/services/cloudCodeHeaders.ts

@@ -0,0 +1,41 @@
+export function getRuntimePlatform(): string {
+  return typeof process !== "undefined" && typeof process.platform === "string"
+    ? process.platform
+    : "unknown";
+}
+
+export function getRuntimeArch(): string {
+  return typeof process !== "undefined" && typeof process.arch === "string"
+    ? process.arch
+    : "unknown";
+}
+
+export function getRuntimeNodeVersion(): string {
+  return typeof process !== "undefined" && process.versions?.node
+    ? process.versions.node
+    : "unknown";
+}
+
+export function normalizeCloudCodePlatform(platform = getRuntimePlatform()): string {
+  switch (platform) {
+    case "win32":
+      return "windows";
+    case "darwin":
+      return "macos";
+    default:
+      return platform || "unknown";
+  }
+}
+
+export function normalizeCloudCodeArch(arch = getRuntimeArch()): string {
+  switch (arch) {
+    case "ia32":
+      return "x86";
+    default:
+      return arch || "unknown";
+  }
+}
+
+export function getCloudCodeNodeApiClientHeader(nodeVersion = getRuntimeNodeVersion()): string {
+  return `gl-node/${nodeVersion.replace(/^v/, "")}`;
+}