remove lower/upper bound from forecast variables before mounting

Author: Giovanni3A

src/jump.jl

@@ -64,6 +64,20 @@ function JuMP.add_variable(
             name * "_assess",
         ),
     )
+    
+    # forecast variables can't have bounds
+    if JuMP.has_lower_bound(forecast.plan)
+        @warn "Forecast variable lower bound will be removed."
+        JuMP.delete_lower_bound(forecast.plan)
+        JuMP.delete_lower_bound(forecast.assess)
+    end
+    
+    if JuMP.has_upper_bound(forecast.plan)
+        @warn "Forecast variable upper bound will be removed."
+        JuMP.delete_upper_bound(forecast.plan)
+        JuMP.delete_upper_bound(forecast.assess)
+    end
+
     push!(model.forecast_vars, forecast)
     return forecast
 end