add config

config.json

@@ -0,0 +1 @@
+{"features": ["age", "fnlwgt", "education-num", "capital-gain", "capital-loss", "hours-per-week", "workclass", "education", "marital-status", "occupation", "relationship", "race", "sex", "native-country"], "targets": ["target"],  "target_mapping": {"<50k": 0, ">=50k": 1}}