debug: add internet diagnostics to test httpbin

app.py

@@ -606,6 +606,14 @@ async def run_diagnostics():
             log.info(f"ENV: {k} = [REDACTED]")
         else:
             log.info(f"ENV: {k} = {v}")
+            
+    # Test outbound internet
+    import httpx
+    try:
+        resp = httpx.get("https://httpbin.org/ip", timeout=5.0)
+        log.info(f"INTERNET TEST (httpbin): {resp.status_code} => {resp.text.strip()}")
+    except Exception as e:
+        log.info(f"INTERNET TEST (httpbin) => FAIL: {repr(e)}")
     from huggingface_hub import InferenceClient
     import os
     token = os.environ.get("HF_TOKEN") or os.environ.get("HUGGINGFACEHUB_API_TOKEN")