fix: tolerate gateways without image profiles

codex_retry_gateway_tui.py

@@ -16,6 +16,7 @@ import subprocess
 import sys
 import tempfile
 import tomllib
+import urllib.error
 import urllib.parse
 import urllib.request
 from pathlib import Path
@@ -23,7 +24,7 @@ from typing import Any
 
 
 APP_NAME = "codex-retry-gateway-tui"
-FALLBACK_VERSION = "0.1.8"
+FALLBACK_VERSION = "0.1.9"
 DEFAULT_GATEWAY_ADMIN_PATH = "/__codex_retry_gateway"
 DEFAULT_GATEWAY_URL = "http://127.0.0.1:4610/__codex_retry_gateway"
 DEFAULT_API_URL = DEFAULT_GATEWAY_URL
@@ -1150,11 +1151,21 @@ def fetch_payload(api_url: str, timeout: int, access_key: str = "") -> dict[str,
     return data
 
 
-def fetch_optional_payload(url: str, timeout: int, access_key: str = "") -> tuple[dict[str, Any], str]:
+def fetch_optional_payload(
+    url: str,
+    timeout: int,
+    access_key: str = "",
+    *,
+    allow_not_found: bool = False,
+) -> tuple[dict[str, Any], str]:
     if not str(url or "").strip():
         return {}, ""
     try:
         return fetch_payload(url, timeout, access_key), ""
+    except urllib.error.HTTPError as exc:
+        if allow_not_found and exc.code == 404:
+            return {}, ""
+        return {}, str(exc)
     except Exception as exc:
         return {}, str(exc)
 
@@ -2030,12 +2041,12 @@ def fetch_dashboard_snapshot(
         "image_profiles": build_api_url(gateway_root, "/api/image-profiles"),
     }
 
-    def fetch_optional(url: str) -> tuple[dict[str, Any], str]:
-        return fetch_optional_payload(url, timeout, access_key)
+    def fetch_optional(url: str, *, allow_not_found: bool = False) -> tuple[dict[str, Any], str]:
+        return fetch_optional_payload(url, timeout, access_key, allow_not_found=allow_not_found)
 
     with ThreadPoolExecutor(max_workers=5) as pool:
         futures = {
-            name: pool.submit(fetch_optional, url)
+            name: pool.submit(fetch_optional, url, allow_not_found=name == "image_profiles")
             for name, url in endpoints.items()
         }
         status_payload, status_error = futures["status"].result()