chore: release v2.3.8 — OAuthModal [object Object] fix

All 3 throw new Error(data.error) replaced with proper extraction:
  typeof error === object ? error.message : error
Fixes Cline and other OAuth providers showing [object Object] on connection failure

CHANGELOG.md

@@ -1,5 +1,12 @@
 # Changelog
 
+## [2.3.8] - 2026-03-12
+
+### Fixed
+
+- **OAuthModal**: Fix `[object Object]` displayed on all OAuth connection errors — properly extract `.message` from error response objects in all 3 `throw new Error(data.error)` calls (exchange, device-code, authorize)
+- Affects Cline, Codex, GitHub, Qwen, Kiro, and all other OAuth providers
+
 ## [2.3.7] - 2026-03-12
 
 ### Fixed

package.json

@@ -1,6 +1,6 @@
 {
   "name": "omniroute",
-  "version": "2.3.7",
+  "version": "2.3.8",
   "description": "Smart AI Router with auto fallback — route to FREE & cheap models, zero downtime. Works with Cursor, Cline, Claude Desktop, Codex, and any OpenAI-compatible tool.",
   "type": "module",
   "bin": {

src/shared/components/OAuthModal.tsx

@@ -87,7 +87,13 @@ export default function OAuthModal({
         });
 
         const data = await res.json();
-        if (!res.ok) throw new Error(data.error);
+        if (!res.ok) {
+          const errMsg =
+            typeof data.error === "object" && data.error !== null
+              ? (data.error as any).message || JSON.stringify(data.error)
+              : data.error || "Exchange failed";
+          throw new Error(errMsg);
+        }
 
         setStep("success");
         onSuccess?.();
@@ -180,7 +186,13 @@ export default function OAuthModal({
 
         const res = await fetch(`/api/oauth/${provider}/device-code`);
         const data = await res.json();
-        if (!res.ok) throw new Error(data.error);
+        if (!res.ok) {
+          const errMsg =
+            typeof data.error === "object" && data.error !== null
+              ? (data.error as any).message || JSON.stringify(data.error)
+              : data.error || "Request failed";
+          throw new Error(errMsg);
+        }
 
         setDeviceData(data);
 
@@ -281,7 +293,13 @@ export default function OAuthModal({
         `/api/oauth/${provider}/authorize?redirect_uri=${encodeURIComponent(redirectUri)}`
       );
       const data = await res.json();
-      if (!res.ok) throw new Error(data.error);
+      if (!res.ok) {
+        const errMsg =
+          typeof data.error === "object" && data.error !== null
+            ? (data.error as any).message || JSON.stringify(data.error)
+            : data.error || "Authorization failed";
+        throw new Error(errMsg);
+      }
 
       setAuthData({ ...data, redirectUri });