Fix init to accept kwargs

hello.py

@@ -1,4 +1,5 @@
 from dotenv import load_dotenv
+import os
 
 from modaic import PrecompiledAgent, PrecompiledConfig
 import weaviate
@@ -6,21 +7,41 @@ import weaviate
 load_dotenv()
 
 class EchoConfig(PrecompiledConfig):
-    lm: str = "gpt-4o"
+    collection_name: str
+    return_properties: list[str]
 
 class EchoAgent(PrecompiledAgent):
     config: EchoConfig
 
     def __init__(self, config: EchoConfig, **kwargs):
         super().__init__(config, **kwargs)
+        self.weaviate_client = weaviate.connect_to_weaviate_cloud(
+            cluster_url=os.getenv("WEAVIATE_URL"),
+            auth_credentials=weaviate.auth.AuthApiKey(os.getenv("WEAVIATE_API_KEY")),
+        )
+        self.collection = self.weaviate_client.collections.get(
+            self.config.collection_name
+        )
 
-    def forward(self, text: str) -> str:
-        return f"Echo: {text}"
+    def forward(self, query: str) -> str:
+        response = self.collection.query.hybrid(
+            query=query,
+            limit=1
+        )
+        results = []
+        for o in response.objects:
+            results.append(o.properties["content"])
+
+        return "\n".join(results)
 
 
 if __name__ == "__main__":
-    agent = EchoAgent(EchoConfig())
-    print(agent(text="hello"))
+    config = EchoConfig(
+        collection_name="IRPapersText_Default",
+        return_properties=["content"]
+    )
+    agent = EchoAgent(config)
+    print(agent(query="What is HyDE?"))
     agent.push_to_hub(
         "connor/CrossEncoderRanker",
         with_code=True,