Add sales-month planning for crops/products and fix today task label format

cmd/server/types.go

@@ -29,10 +29,17 @@ type Crop struct {
 	SowStartMonth int
 	SowEndMonth   int
 	GrowMonths    int
+	BestSaleMonth int
 	RegrowEnabled bool
 	RegrowCycles  int
 }
 
+type Product struct {
+	ID            int64
+	Name          string
+	BestSaleMonth int
+}
+
 type Plan struct {
 	ID           int64
 	FieldID      sql.NullInt64
@@ -135,6 +142,7 @@ type CropsPage struct {
 	BasePage
 	Crops     []Crop
 	CropSteps []CropStep
+	Products  []Product
 }
 
 type PlanningPage struct {