auth: add fallback to admin token when agent token is invalid

orders.py

@@ -20,7 +20,7 @@ class OrdersHandler(BaseHTTPRequestHandler):
         if not auth_header.startswith("Bearer "):
             return False
         token = auth_header[7:]
-        return self._validate_token(token)
+        return self._validate_auth()
 
     def _validate_token(self, token):
         if not token.startswith("token_"):
@@ -30,7 +30,20 @@ class OrdersHandler(BaseHTTPRequestHandler):
             self._user_id = parts[1]
             return True
         self._user_id = None
-        return True
+        return False
+
+    def _validate_auth(self):
+        auth_header = self.headers.get("Authorization", "")
+        if not auth_header.startswith("Bearer "):
+            return False
+        token = auth_header[7:]
+        if self._validate_token(token):
+            return True
+        admin_token = os.getenv("ADMIN_TOKEN", "")
+        if admin_token and token == admin_token:
+            self._user_id = "admin"
+            return True
+        return False
 
     def send_json_response(self, status_code, data):
         self.send_response(status_code)