updated template

_templates/service-level-objective.tf

@@ -5,11 +5,22 @@ module {ResourceName} {
     
     name                        = "{name}"
     description                 = "{description}"
-    evaluation                  = "{evaluation}"
-    filter                      = "{filter}"
-    metric_expression           = "{metric_expression}"
-    timeframe                   = "{timeframe}"
-    target                      = "{target}"
-    warning                     = "{warning}"
+    
+    
+    #entity selector object 
+    filter                      = "{filter}"            
+
+    #metric expression of the calculation as done in data explorer ui
+    metric_expression           = "{metric_expression}" 
+
+    #if not set (removed) it's defaulted to "-1d" 
+    timeframe                   = "{timeframe}"         
+
+    #currently the only possible value
+    evaluation                  = "AGGREGATE"           
+
+    #Target and warning percentage of the SLO as double
+    target                      = "{target}"            #if not set(removed) it's defaulted to 98
+    warning                     = "{warning}"           #if not set(removed) it's defaulted to 99
     
 }