Update orchestrator/client.py

orchestrator/client.py

@@ -1 +1,26 @@
 # MCPClient implementation
+# File: orchestrator/client.py
+import requests
+import uuid
+
+class MCPClient:
+    """
+    Minimal JSON-RPC 2.0 client for MCP servers.
+    """
+    def __init__(self, base_url: str):
+        self.base_url = base_url.rstrip('/')
+
+    def call(self, method: str, params: dict = None):
+        payload = {
+            "jsonrpc": "2.0",
+            "id": str(uuid.uuid4()),
+            "method": method,
+            "params": params or {}
+        }
+        resp = requests.post(f"{self.base_url}/rpc", json=payload, timeout=30)
+        resp.raise_for_status()
+        data = resp.json()
+        if "error" in data:
+            err = data["error"]
+            raise RuntimeError(err.get("message", str(err)))
+        return data.get("result")