feat: Add rider substitution system

migrate_db.go

@@ -0,0 +1,26 @@
+package main
+
+import (
+	"fmt"
+	"log"
+	"nearle/db"
+	"nearle/models"
+
+	"github.com/joho/godotenv"
+)
+
+func main() {
+	if err := godotenv.Load(); err != nil {
+		log.Println("No .env file found, relying on environment variables")
+	}
+
+	db.Connect()
+
+	fmt.Println("Migrating RiderSubstitution table...")
+	err := db.DB.AutoMigrate(&models.RiderSubstitution{})
+	if err != nil {
+		log.Fatalf("Failed to auto migrate: %v", err)
+	}
+
+	fmt.Println("Successfully created rider_substitutions table in the database!")
+}