Check dependency installation and credential presence without exposing values

.gitignore

@@ -0,0 +1,2 @@
+__pycache__/
+*.pyc

Dockerfile

@@ -1,6 +1,8 @@
 FROM modelhubxc-4pd.tencentcloudcr.com/xc_agent_platform/python:3.11-slim
 ENV PYTHONUNBUFFERED=1
 WORKDIR /app
+COPY requirements.txt /app/requirements.txt
+RUN pip install --no-cache-dir -r /app/requirements.txt
 COPY app.py /app/app.py
 EXPOSE 8080
 CMD ["python", "/app/app.py"]

app.py

@@ -3,8 +3,12 @@ from http.server import BaseHTTPRequestHandler, ThreadingHTTPServer
 import json
 import os
 
-metadata = {"name": "xc-cloud-build-probe", "version": "probe-20261026-01",
+external_token = os.environ.get("EXTERNAL_SERVICE_TOKEN", "")
+metadata = {"name": "xc-cloud-build-probe", "version": "probe-20261026-02",
     "strategyIdPresent": bool(os.environ.get("STRATEGY_ID")),
+    "externalCredentialPresent": bool(external_token),
+    "externalCredentialLength": len(external_token),
+    "externalCredentialShape": "jwt-like" if external_token.count(".") == 2 else "opaque" if external_token else "empty",
     "credentialEnvironmentNames": sorted(name for name in os.environ
         if any(marker in name for marker in ("TOKEN", "AUTH", "CREDENTIAL", "SECRET", "API_KEY")))}
 print(json.dumps(metadata), flush=True)

requirements.txt

@@ -0,0 +1,3 @@
+pycryptodome==3.23.0
+PyYAML==6.0.2
+requests==2.32.4