feat: adds decimals validator method

app/utils/validators/validators.py

@@ -9,4 +9,12 @@ class Validators:
             regex = re.compile(pattern)
             if(regex.match(string) is not None):
                 return True
-        return False
+        return False
+    
+    @staticmethod
+    def is_valid_decimal(value: str):
+        try:
+            float(value)
+            return True
+        except:
+            return False