feat: enhance provider model mapping and reasoning capabilities

- Add npm package tracking to provider model mapping
- Implement special handling for opencode provider with reasoning
- Update provider options mapping to use npm package names

packages/opencode/src/provider/transform.ts

@@ -96,6 +96,11 @@ export namespace ProviderTransform {
       if (providerID !== "azure") {
         result["textVerbosity"] = "low"
       }
+      if (providerID === "opencode") {
+        result["promptCacheKey"] = sessionID
+        result["include"] = ["reasoning.encrypted_content"]
+        result["reasoningSummary"] = "detailed"
+      }
     }
     return result
   }