updated sqlite engine to address compilation errors

pkg/datastore/concurrency_test.go

@@ -7,7 +7,7 @@ import (
 	"sync"
 	"testing"
 
-	_ "github.com/mattn/go-sqlite3"
+	_ "modernc.org/sqlite"
 )
 
 // runChaosEngine fires 100 concurrent workers at the provided database connection
@@ -73,8 +73,8 @@ func TestSQLiteConcurrency_Tuned_Succeeds(t *testing.T) {
 	tempDir := t.TempDir()
 	dbPath := filepath.Join(tempDir, "tuned.db")
 
-	dsn := fmt.Sprintf("%s?_journal_mode=WAL&_synchronous=NORMAL&_busy_timeout=5000", dbPath)
-	db, err := sql.Open("sqlite3", dsn)
+	dsn := fmt.Sprintf("%s?_pragma=journal_mode(WAL)&_pragma=synchronous(NORMAL)&_pragma=busy_timeout(5000)", dbPath)
+	db, err := sql.Open("sqlite", dsn)
 	if err != nil {
 		t.Fatalf("Failed to open tuned DB: %v", err)
 	}