feat: distillation with prefect, data augmentation script, docs/data_augmentation, docs/easydistill

Author: jinsoo

data_augmentation_output/stats.json

@@ -0,0 +1,26 @@
+{
+  "n_reviews": 20480,
+  "n_restaurants": 57,
+  "n_samples_total": 4040,
+  "n_train": 1816,
+  "n_val": 945,
+  "n_test": 1279,
+  "window_configs": [
+    {
+      "window_size": 30,
+      "stride": 15
+    },
+    {
+      "window_size": 50,
+      "stride": 25
+    },
+    {
+      "window_size": 20,
+      "stride": 10
+    }
+  ],
+  "add_full_restaurant": true,
+  "train_restaurants": 46,
+  "val_restaurants": 5,
+  "test_restaurants": 6
+}