chore: clean .gitignore cache

backend/cmd/seed/seed_smoke_test.go

@@ -1,31 +0,0 @@
-package main
-
-import (
-	"os"
-	"path/filepath"
-	"testing"
-)
-
-func TestSeedMain_Smoke(t *testing.T) {
-	wd, err := os.Getwd()
-	if err != nil {
-		t.Fatalf("getwd: %v", err)
-	}
-
-	tmp := t.TempDir()
-	if err := os.Chdir(tmp); err != nil {
-		t.Fatalf("chdir: %v", err)
-	}
-	t.Cleanup(func() { _ = os.Chdir(wd) })
-
-	if err := os.MkdirAll("data", 0o755); err != nil {
-		t.Fatalf("mkdir data: %v", err)
-	}
-
-	main()
-
-	p := filepath.Join("data", "charon.db")
-	if _, err := os.Stat(p); err != nil {
-		t.Fatalf("expected db file to exist: %v", err)
-	}
-}