db: Configure sqlite connection when open. Currently set synchronous to FULL

(did this work a long time ago now so commits are in weird order)

server/database/db.go

@@ -26,6 +26,8 @@ func New() (*gorm.DB, error) {
 		slog.Error("New: Opening database failed.")
 		return nil, err
 	}
+	if err := configure(db); err != nil {
+		slog.Error("New: Configuring connection failed!", "error", err)
 		return nil, err
 	}
 	// Perform auto migration.
@@ -60,3 +62,23 @@ func New() (*gorm.DB, error) {
 	}
 	return db, nil
 }
+
+// Configure our SQLite database connection.
+// Some PRAGMAs need to be defined per-connection, so we do that here.
+func configure(db *gorm.DB) error {
+	slog.Info("configure: Configuring connection.")
+
+	// Synchronous: https://sqlite.org/pragma.html#pragma_synchronous
+	// Configured to `FULL` because I'm slightly confused.
+	// `NORMAL` is recommended for most apps with WAL, but you
+	// lose "durability", which doesn't sound like a good thing to me...
+	// personally I'm okay with less performance for the best durability.
+	if res := db.Exec("PRAGMA synchronous=2"); res.Error != nil {
+		slog.Error("configure: Configuring synchronous failed!")
+		return res.Error
+	}
+	slog.Info("configure: Configured synchronous.")
+
+	return nil
+}
+