refactor: remove pocketbase (#1138)

app/migration/migration.go

@@ -0,0 +1,49 @@
+package migration
+
+import (
+	"context"
+	"fmt"
+	"log/slog"
+
+	"github.com/SecurityBrewery/catalyst/app/database/sqlc"
+	"github.com/SecurityBrewery/catalyst/app/upload"
+)
+
+type migration interface {
+	name() string
+	up(ctx context.Context, queries *sqlc.Queries, dir string, uploader *upload.Uploader) error
+}
+
+func Apply(ctx context.Context, queries *sqlc.Queries, dir string, uploader *upload.Uploader) error {
+	currentVersion, err := version(ctx, queries.WriteDB)
+	if err != nil {
+		return err
+	}
+
+	slog.InfoContext(ctx, "Current database version", "version", currentVersion)
+
+	migrations, err := migrations(currentVersion)
+	if err != nil {
+		return fmt.Errorf("failed to get migrations: %w", err)
+	}
+
+	if len(migrations) == 0 {
+		slog.InfoContext(ctx, "No migrations to apply")
+
+		return nil
+	}
+
+	for _, m := range migrations {
+		slog.InfoContext(ctx, "Applying migration", "name", m.name())
+
+		if err := m.up(ctx, queries, dir, uploader); err != nil {
+			return fmt.Errorf("migration %s failed: %w", m.name(), err)
+		}
+	}
+
+	if err := setVersion(ctx, queries.WriteDB, currentVersion+len(migrations)); err != nil {
+		return err
+	}
+
+	return nil
+}