Update app.py

app.py

@@ -106,6 +106,10 @@ def get_moon_info(date_time: str) -> dict:
             "fertility_root_crop": 1.5,
             "pruning": 2.0
         }
+    where fertility indices ranges from 0 - minimal expected fertility, to 3.0 - most favorable fertility for platining, 
+    and depends on type of plant (root crop or produce above ground);
+    pruning indices ranges from 0 - when pruning causes damages to the tree, 2.0 - only minimum or sanitary pruning allowed,
+    to 3.0 - most favorable time for pruning;
     """
     try:
         # Parse input datetime and localize to UTC