rename arch provider to plano, use llm_routing_model and agent_orchestration_model

docs/source/guides/llm_router.rst

@@ -254,7 +254,7 @@ Using Ollama (recommended for local development)
    .. code-block:: yaml
 
        overrides:
-         router_model: plano/hf.co/katanemo/Arch-Router-1.5B.gguf:Q4_K_M
+         llm_routing_model: plano/hf.co/katanemo/Arch-Router-1.5B.gguf:Q4_K_M
 
        model_providers:
          - model: plano/hf.co/katanemo/Arch-Router-1.5B.gguf:Q4_K_M
@@ -323,7 +323,7 @@ vLLM provides higher throughput and GPU optimizations suitable for production de
    .. code-block:: yaml
 
        overrides:
-         router_model: plano/Arch-Router
+         llm_routing_model: plano/Arch-Router
 
        model_providers:
          - model: plano/Arch-Router

docs/source/guides/orchestration.rst

@@ -404,10 +404,11 @@ Using vLLM
    .. code-block:: yaml
 
        overrides:
-         orchestrator_model: plano/katanemo/Plano-Orchestrator-4B
+         agent_orchestration_model: plano/katanemo/Plano-Orchestrator-4B
 
        model_providers:
-         - model: plano/katanemo/Plano-Orchestrator-4B
+         - model: katanemo/Plano-Orchestrator-4B
+           provider_interface: plano
            base_url: http://<your-server-ip>:8000
 
 5. **Verify the server is running**

docs/source/resources/includes/plano_config_full_reference_rendered.yaml

@@ -107,11 +107,11 @@ model_providers:
 - internal: true
   model: Arch-Function
   name: arch-function
-  provider_interface: arch
+  provider_interface: plano
 - internal: true
   model: Plano-Orchestrator
   name: plano-orchestrator
-  provider_interface: arch
+  provider_interface: plano
 prompt_targets:
 - description: Get current weather at a location.
   endpoint: