fix: align business reports and record task migration progress

pkg/database/migration/runner.go

@@ -5,7 +5,9 @@ package migration
 
 import (
 	"fmt"
+	"log/slog"
 	"strings"
+	"time"
 
 	"gorm.io/gorm"
 )
@@ -23,10 +25,20 @@ type record struct {
 
 func (record) TableName() string { return TableName }
 
-func Run(db *gorm.DB, steps []Step) error {
+func Run(db *gorm.DB, steps []Step) (runErr error) {
 	if db == nil {
 		return fmt.Errorf("database is nil")
 	}
+	started := time.Now()
+	completed := 0
+	slog.Info("database migrations started", "steps", len(steps))
+	defer func() {
+		status := "completed"
+		if runErr != nil {
+			status = "failed"
+		}
+		slog.Info("database migrations finished", "status", status, "applied", completed, "elapsed_ms", time.Since(started).Milliseconds())
+	}()
 	db = db.Session(&gorm.Session{NewDB: true})
 	if err := repairMigrationTable(db); err != nil {
 		return err
@@ -66,12 +78,17 @@ func Run(db *gorm.DB, steps []Step) error {
 		if step.Migrate == nil {
 			return fmt.Errorf("migration %q has no function", step.ID)
 		}
+		stepStarted := time.Now()
+		slog.Info("database migration started", "migration", step.ID)
 		if err := step.Migrate(db.Session(&gorm.Session{NewDB: true})); err != nil {
+			slog.Error("database migration failed", "migration", step.ID, "elapsed_ms", time.Since(stepStarted).Milliseconds(), "error", err)
 			return fmt.Errorf("apply migration %q: %w", step.ID, err)
 		}
 		if err := db.Session(&gorm.Session{NewDB: true}).Create(&record{ID: step.ID}).Error; err != nil {
 			return fmt.Errorf("record migration %q: %w", step.ID, err)
 		}
+		completed++
+		slog.Info("database migration completed", "migration", step.ID, "elapsed_ms", time.Since(stepStarted).Milliseconds())
 	}
 	return nil
 }