feat(opencode): add qwen3 model

home/dot_config/opencode/opencode.json

@@ -13,9 +13,12 @@
         "gpt-oss:20b": {
           "name": "GPT OSS 20b"
         },
-	"hf.co/unsloth/Qwen3-4B-Instruct-2507-GGUF:Q3_K_M": {
+        "hf.co/unsloth/Qwen3-4B-Instruct-2507-GGUF:Q3_K_M": {
           "name": "Qwen3 4b"
-        }
+        },
+        "qwen3-coder-next:latest": {
+          "name": "Qwen3 Coder Next"
+	}
       }
     }
   }