fix(coding-agent): bundle OAuth flows in Bun binaries

packages/ai/src/bun-oauth.ts

@@ -0,0 +1,17 @@
+import { anthropicOAuth } from "./auth/oauth/anthropic.ts";
+import { githubCopilotOAuth } from "./auth/oauth/github-copilot.ts";
+import { registerBundledOAuthFlowLoaders } from "./auth/oauth/load.ts";
+import { openaiCodexOAuth } from "./auth/oauth/openai-codex.ts";
+import { createRadiusOAuth } from "./auth/oauth/radius.ts";
+import { xaiOAuth } from "./auth/oauth/xai.ts";
+
+/** Register OAuth flows statically embedded in the standalone Bun binary. */
+export function registerBunOAuthFlows(): void {
+	registerBundledOAuthFlowLoaders({
+		anthropic: () => anthropicOAuth,
+		openaiCodex: () => openaiCodexOAuth,
+		githubCopilot: () => githubCopilotOAuth,
+		xai: () => xaiOAuth,
+		radius: createRadiusOAuth,
+	});
+}