Add a config.json file to enable download metrics

config.json

@@ -0,0 +1,21 @@
+{
+  "model_type": "reinforcement_learning",
+  "task": "quantum_circuit_synthesis",
+  "problem_type": "permutation_synthesis",
+  "framework": "qiskit-gym",  
+  "variants": [
+    {"name": "permutation_8qL", "qubits": 8, "topology": "L"},
+    {"name": "permutation_12qO", "qubits": 12, "topology": "O"},
+    {"name": "permutation_27q", "qubits": 27, "topology": "HEX"},
+    {"name": "permutation_33q", "qubits": 33, "topology": "HEX"},
+    {"name": "permutation_65q", "qubits": 65, "topology": "HEX"}
+  ],
+  "license": "apache-2.0",
+  "tags": ["quantum-computing", "reinforcement-learning", "circuit-synthesis", "qiskit", "quantum-transpilation", "permutation-synthesis"],
+  "paper": {
+    "title": "Practical and efficient quantum circuit synthesis and transpiling with reinforcement learning",
+    "authors": ["Kremer, D.", "Villar, V.", "Paik, H.", "Duran, I.", "Faro, I.", "Cruz-Benito, J."],
+    "arxiv": "2405.13196",
+    "year": 2024
+  }
+}