refactor: tighten backend, flows, frontend, tests; push flows to Langflow

backend/scripts/deploy_flow.py

@@ -10,21 +10,20 @@ from __future__ import annotations
 import argparse
 import json
 import sys
-import urllib.request
+
+import httpx
 
 
 def post(api: str, path: str, body: dict) -> dict:
-    request = urllib.request.Request(
-        api.rstrip("/") + path,
-        data=json.dumps(body).encode(),
-        headers={"Content-Type": "application/json"},
-        method="POST",
-    )
     try:
-        with urllib.request.urlopen(request) as response:
-            return {"status": response.status, "body": json.loads(response.read())}
-    except urllib.error.HTTPError as exc:
-        return {"status": exc.code, "body": exc.read().decode()[:2000]}
+        response = httpx.post(api.rstrip("/") + path, json=body, timeout=60.0)
+        try:
+            payload = response.json()
+        except ValueError:
+            payload = response.text[:2000]
+        return {"status": response.status_code, "body": payload}
+    except httpx.HTTPError as exc:
+        return {"status": 0, "body": str(exc)[:2000]}
 
 
 def main() -> int: