trying around with different routing and controller structures

wagfarm-api/database/db.go

@@ -2,8 +2,9 @@ package database
 
 import (
 	"fmt"
-	"log"
 	"os"
+	"slices"
+	"wagfarm-api/models"
 
 	"gorm.io/driver/mysql"
 	"gorm.io/gorm"
@@ -11,7 +12,9 @@ import (
 
 var DB *gorm.DB
 
-func Connect() {
+func Connect() error {
+	var err error
+	var db *gorm.DB
 	dbUser := os.Getenv("DB_USER")
 	dbPassword := os.Getenv("DB_PASSWORD")
 	dbHost := os.Getenv("DB_HOST")
@@ -23,10 +26,26 @@ func Connect() {
 		dbUser, dbPassword, dbHost, dbPort, dbName,
 	)
 
-	db, err := gorm.Open(mysql.Open(dsn), &gorm.Config{})
+	db, err = gorm.Open(mysql.Open(dsn), &gorm.Config{})
 	if err != nil {
-		log.Fatalf("Failed to connect to database: %v", err)
+		return fmt.Errorf("failed to connect to database: %w", err)
 	}
 
 	DB = db
+	return nil
+}
+func Migrate() error {
+	var err error
+	err = DB.AutoMigrate(slices.Concat(
+		models.LogModels, models.AssetModels, models.TaxonomyModels))
+	if err != nil {
+		return fmt.Errorf("auto migration failed: %w", err)
+	}
+
+	err = DB.SetupJoinTable(&models.Fertilizer{}, "Ingredients", &models.FertilizerIngredient{})
+	if err != nil {
+		return fmt.Errorf("failed to setup join table for FertilizerAsset and Ingredients: %w", err)
+	}
+
+	return nil
 }