Changes database initialization

internal/database/database.go

@@ -8,15 +8,18 @@ import (
 	migrate "github.com/rubenv/sql-migrate"
 )
 
+var db *sql.DB
+
 //go:embed migrations/*
 var dbMigrations embed.FS
 
-func Connect(path string) (*sql.DB, error) {
+func Open(path string) error {
+	var err error
 	dbOptions := "?_fk=on&_journal=WAL&sync=normal"
-	db, err := sql.Open("sqlite3", path+dbOptions)
+	db, err = sql.Open("sqlite3", path+dbOptions)
 
 	if err != nil {
-		return nil, err
+		return err
 	}
 
 	migrations := migrate.EmbedFileSystemMigrationSource{
@@ -24,9 +27,13 @@ func Connect(path string) (*sql.DB, error) {
 		Root:       "migrations",
 	}
 
-	if _, err := migrate.Exec(db, "sqlite3", migrations, migrate.Up); err != nil {
-		return nil, err
+	if _, migrateErr := migrate.Exec(db, "sqlite3", migrations, migrate.Up); migrateErr != nil {
+		return migrateErr
 	}
 
-	return db, nil
+	if pingErr := db.Ping(); pingErr != nil {
+		return pingErr
+	}
+
+	return nil
 }