feat(BE-117): implement CRUD endpoints for project

internal/entities/project_flock_population.go

@@ -0,0 +1,22 @@
+package entities
+
+import (
+	"time"
+
+	"gorm.io/gorm"
+)
+
+type ProjectFlockPopulation struct {
+	Id                    uint           `gorm:"primaryKey"`
+	ProjectFlockKandangId uint           `gorm:"not null"`
+	InitialQuantity       float64        `gorm:"type:numeric(15,3);not null"`
+	CurrentQuantity       float64        `gorm:"type:numeric(15,3);not null"`
+	ReservedQuantity      float64        `gorm:"type:numeric(15,3)"`
+	CreatedBy             uint           `gorm:"not null"`
+	CreatedAt             time.Time      `gorm:"autoCreateTime"`
+	UpdatedAt             time.Time      `gorm:"autoUpdateTime"`
+	DeletedAt             gorm.DeletedAt `gorm:"index"`
+
+	ProjectFlockKandang *ProjectFlockKandang `gorm:"foreignKey:ProjectFlockKandangId;references:Id"`
+	CreatedUser         *User                `gorm:"foreignKey:CreatedBy;references:Id"`
+}